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90976388264497 = 1197123623321709
BaseRepresentation
bin10100101011111000010111…
…010011100011001000110001
3102221010020221220212021000001
4110223320113103203020301
543411024120343430442
6521253550434430001
725106553466006651
oct2453702723431061
9387106856767001
1090976388264497
1126a9596247575a
12a253a00432301
133b9c06254ca38
1418673d02bc361
15a7b7882482b7
hex52be174e3231

90976388264497 has 8 divisors (see below), whose sum is σ = 90988122322880. Its totient is φ = 90964654920720.

The previous prime is 90976388264381. The next prime is 90976388264537. The reversal of 90976388264497 is 79446288367909.

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 90976388264497 - 231 = 90974240780849 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 90976388264497.

It is not an unprimeable number, because it can be changed into a prime (90476388264497) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 282630079 + ... + 282951787.

It is an arithmetic number, because the mean of its divisors is an integer number (11373515290360).

Almost surely, 290976388264497 is an apocalyptic number.

It is an amenable number.

90976388264497 is a deficient number, since it is larger than the sum of its proper divisors (11734058383).

90976388264497 is a wasteful number, since it uses less digits than its factorization.

90976388264497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 357303.

The product of its (nonzero) digits is 7900913664, while the sum is 82.

The spelling of 90976388264497 in words is "ninety trillion, nine hundred seventy-six billion, three hundred eighty-eight million, two hundred sixty-four thousand, four hundred ninety-seven".

Divisors: 1 11971 23623 321709 282790933 3851178439 7599731707 90976388264497