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90692115068 = 2222673028767
BaseRepresentation
bin101010001110110101…
…0111101101001111100
322200002111012210111202
41110131222331221330
52441214140140233
6105355142435032
76360302154512
oct1243552755174
9280074183452
1090692115068
113550a375415
12156b0732a78
138724330719
144564bc24b2
15255bee2be8
hex151dabda7c

90692115068 has 6 divisors (see below), whose sum is σ = 158711201376. Its totient is φ = 45346057532.

The previous prime is 90692115061. The next prime is 90692115167. The reversal of 90692115068 is 86051129609.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90692115061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11336514380 + ... + 11336514387.

It is an arithmetic number, because the mean of its divisors is an integer number (26451866896).

Almost surely, 290692115068 is an apocalyptic number.

It is an amenable number.

90692115068 is a deficient number, since it is larger than the sum of its proper divisors (68019086308).

90692115068 is a wasteful number, since it uses less digits than its factorization.

90692115068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22673028771 (or 22673028769 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 47.

The spelling of 90692115068 in words is "ninety billion, six hundred ninety-two million, one hundred fifteen thousand, sixty-eight".

Divisors: 1 2 4 22673028767 45346057534 90692115068