Base | Representation |
---|---|
bin | 10100100110101000001111… |
… | …111100000100000110101001 |
3 | 102212211202102010020111220022 |
4 | 110212220033330010012221 |
5 | 43334121004234232242 |
6 | 520420102533010225 |
7 | 25041516152261330 |
oct | 2446501774040651 |
9 | 385752363214808 |
10 | 90615487414697 |
11 | 269668a3339633 |
12 | a1b5a7b483975 |
13 | 3b7400846083b |
14 | 1853b54bc8d17 |
15 | a721b41dd0d2 |
hex | 526a0ff041a9 |
90615487414697 has 16 divisors (see below), whose sum is σ = 108069473452032. Its totient is φ = 74289123197520.
The previous prime is 90615487414679. The next prime is 90615487414709. The reversal of 90615487414697 is 79641478451609.
It is not a de Polignac number, because 90615487414697 - 222 = 90615483220393 is a prime.
It is a super-2 number, since 2×906154874146972 (a number of 29 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 90615487414697.
It is not an unprimeable number, because it can be changed into a prime (90615487414637) 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, 13584329 + ... + 19124982.
It is an arithmetic number, because the mean of its divisors is an integer number (6754342090752).
Almost surely, 290615487414697 is an apocalyptic number.
It is an amenable number.
90615487414697 is a deficient number, since it is larger than the sum of its proper divisors (17453986037335).
90615487414697 is a wasteful number, since it uses less digits than its factorization.
90615487414697 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 32726548.
The product of its (nonzero) digits is 365783040, while the sum is 71.
The spelling of 90615487414697 in words is "ninety trillion, six hundred fifteen billion, four hundred eighty-seven million, four hundred fourteen thousand, six hundred ninety-seven".
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