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90687315301 = 1171116116921
BaseRepresentation
bin101010001110101100…
…0101001110101100101
322200002011011221110121
41110131120221311211
52441211423042201
6105354451521541
76360213314152
oct1243530516545
9280064157417
1090687315301
1135507697270
12156aabb92b1
13872333cb1b
1445642d3229
15255b8959a1
hex151d629d65

90687315301 has 8 divisors (see below), whose sum is σ = 100325020608. Its totient is φ = 81281844000.

The previous prime is 90687315293. The next prime is 90687315317. The reversal of 90687315301 is 10351378609.

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 90687315301 - 23 = 90687315293 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 (90687315601) 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, 58057680 + ... + 58059241.

It is an arithmetic number, because the mean of its divisors is an integer number (12540627576).

Almost surely, 290687315301 is an apocalyptic number.

It is an amenable number.

90687315301 is a deficient number, since it is larger than the sum of its proper divisors (9637705307).

90687315301 is a wasteful number, since it uses less digits than its factorization.

90687315301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116117003.

The product of its (nonzero) digits is 136080, while the sum is 43.

The spelling of 90687315301 in words is "ninety billion, six hundred eighty-seven million, three hundred fifteen thousand, three hundred one".

Divisors: 1 11 71 781 116116921 1277286131 8244301391 90687315301