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102864237270 = 2353428807909
BaseRepresentation
bin101111111001100101…
…1111011001011010110
3100211111210012200010120
41133303023323023112
53141131221043040
6115131041332410
710301033406324
oct1376313731326
9324453180116
10102864237270
113a6961a8a43
1217b29037106
13991403b4b2
144d9b606d14
152a209127d0
hex17f32fb2d6

102864237270 has 16 divisors (see below), whose sum is σ = 246874169520. Its totient is φ = 27430463264.

The previous prime is 102864237253. The next prime is 102864237367. The reversal of 102864237270 is 72732468201.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1714403925 + ... + 1714403984.

It is an arithmetic number, because the mean of its divisors is an integer number (15429635595).

Almost surely, 2102864237270 is an apocalyptic number.

102864237270 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102864237270 is an abundant number, since it is smaller than the sum of its proper divisors (144009932250).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102864237270 is a wasteful number, since it uses less digits than its factorization.

102864237270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3428807919.

The product of its (nonzero) digits is 225792, while the sum is 42.

The spelling of 102864237270 in words is "one hundred two billion, eight hundred sixty-four million, two hundred thirty-seven thousand, two hundred seventy".

Divisors: 1 2 3 5 6 10 15 30 3428807909 6857615818 10286423727 17144039545 20572847454 34288079090 51432118635 102864237270