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90357027461 = 201761517283
BaseRepresentation
bin101010000100110110…
…0101101001010000101
322122020010200120201122
41110021230231022011
52440022344334321
6105302012403325
76346063026641
oct1241154551205
9278203616648
1090357027461
1135358206108
1215618476545
13869ca9902c
1445324b7c21
15253c8a28ab
hex1509b2d285

90357027461 has 8 divisors (see below), whose sum is σ = 90428937024. Its totient is φ = 90285148800.

The previous prime is 90357027457. The next prime is 90357027463. The reversal of 90357027461 is 16472075309.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 90357027461 - 22 = 90357027457 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 (90357027463) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12402926 + ... + 12410208.

It is an arithmetic number, because the mean of its divisors is an integer number (11303617128).

Almost surely, 290357027461 is an apocalyptic number.

It is an amenable number.

90357027461 is a deficient number, since it is larger than the sum of its proper divisors (71909563).

90357027461 is a wasteful number, since it uses less digits than its factorization.

90357027461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15451.

The product of its (nonzero) digits is 317520, while the sum is 44.

The spelling of 90357027461 in words is "ninety billion, three hundred fifty-seven million, twenty-seven thousand, four hundred sixty-one".

Divisors: 1 2017 6151 7283 12406567 14689811 44797733 90357027461