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90080516372 = 22711292469209
BaseRepresentation
bin101001111100100110…
…1111001100100010100
322121111212101100211012
41103321031321210110
52433441103010442
6105214334031352
76336164520110
oct1237115714424
9277455340735
1090080516372
1135226115250
121555b948558
1386577036c2
14450789a740
152523483582
hex14f9379914

90080516372 has 24 divisors (see below), whose sum is σ = 196539309120. Its totient is φ = 35096304960.

The previous prime is 90080516359. The next prime is 90080516377. The reversal of 90080516372 is 27361508009.

It is a super-2 number, since 2×900805163722 (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90080516377) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 146234297 + ... + 146234912.

It is an arithmetic number, because the mean of its divisors is an integer number (8189137880).

Almost surely, 290080516372 is an apocalyptic number.

It is an amenable number.

90080516372 is an abundant number, since it is smaller than the sum of its proper divisors (106458792748).

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

90080516372 is a wasteful number, since it uses less digits than its factorization.

90080516372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 292469231 (or 292469229 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 41.

The spelling of 90080516372 in words is "ninety billion, eighty million, five hundred sixteen thousand, three hundred seventy-two".

Divisors: 1 2 4 7 11 14 22 28 44 77 154 308 292469209 584938418 1169876836 2047284463 3217161299 4094568926 6434322598 8189137852 12868645196 22520129093 45040258186 90080516372