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68797165876 = 22313226724239
BaseRepresentation
bin100000000010010100…
…0010111000100110100
320120120121000010122121
41000010220113010310
52111344033302001
651334402005324
74653600155425
oct1000450270464
9216517003577
1068797165876
11271a422aa8a
1211400046844
1366451a019a
143488d8964c
151bc9c156a1
hex1004a17134

68797165876 has 24 divisors (see below), whose sum is σ = 120837951360. Its totient is φ = 34272144192.

The previous prime is 68797165841. The next prime is 68797165897. The reversal of 68797165876 is 67856179786.

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, 2826165 + ... + 2850403.

It is an arithmetic number, because the mean of its divisors is an integer number (5034914640).

Almost surely, 268797165876 is an apocalyptic number.

It is an amenable number.

68797165876 is a deficient number, since it is larger than the sum of its proper divisors (52040785484).

68797165876 is a wasteful number, since it uses less digits than its factorization.

68797165876 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26823 (or 26821 counting only the distinct ones).

The product of its digits is 213373440, while the sum is 70.

The spelling of 68797165876 in words is "sixty-eight billion, seven hundred ninety-seven million, one hundred sixty-five thousand, eight hundred seventy-six".

Divisors: 1 2 4 313 626 1252 2267 4534 9068 24239 48478 96956 709571 1419142 2838284 7586807 15173614 30347228 54949813 109899626 219799252 17199291469 34398582938 68797165876