Base | Representation |
---|---|
bin | 101010001010010010… |
… | …0110101100001101000 |
3 | 22122200212001212010212 |
4 | 1110110210311201220 |
5 | 2440411103421320 |
6 | 105332052000252 |
7 | 6353440112360 |
oct | 1242444654150 |
9 | 278625055125 |
10 | 90539513960 |
11 | 354412169a5 |
12 | 15669600088 |
13 | 86cb8308cc |
14 | 454c81b9a0 |
15 | 254d8ec9c5 |
hex | 1514935868 |
90539513960 has 64 divisors (see below), whose sum is σ = 233212936320. Its totient is φ = 30989180160.
The previous prime is 90539513959. The next prime is 90539514019. The reversal of 90539513960 is 6931593509.
It is a super-2 number, since 2×905395139602 (a number of 23 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 90539513899 and 90539513908.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 111071 + ... + 439790.
It is an arithmetic number, because the mean of its divisors is an integer number (3643952130).
Almost surely, 290539513960 is an apocalyptic number.
It is an amenable number.
90539513960 is an abundant number, since it is smaller than the sum of its proper divisors (142673422360).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
90539513960 is a wasteful number, since it uses less digits than its factorization.
90539513960 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 551466 (or 551462 counting only the distinct ones).
The product of its (nonzero) digits is 984150, while the sum is 50.
The spelling of 90539513960 in words is "ninety billion, five hundred thirty-nine million, five hundred thirteen thousand, nine hundred sixty".
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