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880011013 = 7125715859
BaseRepresentation
bin110100011100111…
…110011100000101
32021022220012011111
4310130332130011
53300240323023
6223153405021
730543653530
oct6434763405
92238805144
10880011013
1141181a332
12206869771
1311041829b
1484c35a17
15523ce00d
hex3473e705

880011013 has 4 divisors (see below), whose sum is σ = 1005726880. Its totient is φ = 754295148.

The previous prime is 880010987. The next prime is 880011053. The reversal of 880011013 is 310110088.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 880011013 - 213 = 880002821 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (880011053) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62857923 + ... + 62857936.

It is an arithmetic number, because the mean of its divisors is an integer number (251431720).

Almost surely, 2880011013 is an apocalyptic number.

It is an amenable number.

880011013 is a deficient number, since it is larger than the sum of its proper divisors (125715867).

880011013 is a wasteful number, since it uses less digits than its factorization.

880011013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125715866.

The product of its (nonzero) digits is 192, while the sum is 22.

The square root of 880011013 is about 29664.9795718790. The cubic root of 880011013 is about 958.2879689646.

The spelling of 880011013 in words is "eight hundred eighty million, eleven thousand, thirteen".

Divisors: 1 7 125715859 880011013