Base | Representation |
---|---|
bin | 101000100000011010… |
… | …1000010111110100010 |
3 | 22022112021101010022121 |
4 | 1101000311002332202 |
5 | 2411122132243240 |
6 | 103543345054454 |
7 | 6166422150151 |
oct | 1210065027642 |
9 | 268467333277 |
10 | 86986993570 |
11 | 33988987834 |
12 | 14a3792742a |
13 | 8283835939 |
14 | 42d2aab598 |
15 | 23e1ab904a |
hex | 1440d42fa2 |
86986993570 has 16 divisors (see below), whose sum is σ = 156616571520. Its totient is φ = 34785912304.
The previous prime is 86986993553. The next prime is 86986993589. The reversal of 86986993570 is 7539968968.
It is a super-3 number, since 3×869869935703 (a number of 34 digits) contains 333 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 86986993570.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1069450 + ... + 1147909.
It is an arithmetic number, because the mean of its divisors is an integer number (9788535720).
Almost surely, 286986993570 is an apocalyptic number.
86986993570 is a deficient number, since it is larger than the sum of its proper divisors (69629577950).
86986993570 is a wasteful number, since it uses less digits than its factorization.
86986993570 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2221289.
The product of its (nonzero) digits is 176359680, while the sum is 70.
The spelling of 86986993570 in words is "eighty-six billion, nine hundred eighty-six million, nine hundred ninety-three thousand, five hundred seventy".
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