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90876017330147 = 779767812140279
BaseRepresentation
bin10100101010011010111000…
…101110110100011111100011
3102220202122212220020111111002
4110222122320232310133203
543402403040414031042
6521135511021142215
725066401266104130
oct2452327056643743
9386678786214432
1090876017330147
1126a57336717145
12a23846a3ba96b
133b92757c3761a
1418625cbca1587
15a78d6168c132
hex52a6b8bb47e3

90876017330147 has 16 divisors (see below), whose sum is σ = 105174386534400. Its totient is φ = 76906694985120.

The previous prime is 90876017330117. The next prime is 90876017330159. The reversal of 90876017330147 is 74103371067809.

It is not a de Polignac number, because 90876017330147 - 216 = 90876017264611 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 90876017330092 and 90876017330101.

It is not an unprimeable number, because it can be changed into a prime (90876017330117) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41389754 + ... + 43530032.

It is an arithmetic number, because the mean of its divisors is an integer number (6573399158400).

Almost surely, 290876017330147 is an apocalyptic number.

90876017330147 is a deficient number, since it is larger than the sum of its proper divisors (14298369204253).

90876017330147 is a wasteful number, since it uses less digits than its factorization.

90876017330147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2217146.

The product of its (nonzero) digits is 5334336, while the sum is 56.

The spelling of 90876017330147 in words is "ninety trillion, eight hundred seventy-six billion, seventeen million, three hundred thirty thousand, one hundred forty-seven".

Divisors: 1 7 79 553 76781 537467 2140279 6065699 14981953 42459893 169082041 1183574287 164332761899 1150329333293 12982288190021 90876017330147