4081

Properties by base:

More about this number at Positiv Integers and Number Empire.

The number is not a prime.

Its 3 (3 unique) factors are:
7
11
53

Its 8 divisors are:
1
7
11
53
77
371
583
4081
Its aliquote sum is:
1103
makeing it a deficient number.

The number appears at position 145 of the decimal digits of π surrounded by
44609550582231725359408128481117450284102701 Source: The Pi-Search Page

Computations done with Math::BigInt 1.999811 and Math::Pari 2.030523 based on PARI/GP 2.11.3 (elapsed: 929.334ms; cpu: 79.591999999991ms)