Base | Representation |
---|---|
bin | 10011110000010111111101… |
… | …010000011101011111111000 |
3 | 102101122022220100021222002011 |
4 | 103300113331100131133320 |
5 | 42342024331422202220 |
6 | 504443222511415304 |
7 | 24205250246344153 |
oct | 2360277520353770 |
9 | 371568810258064 |
10 | 86887142381560 |
11 | 257596a2805344 |
12 | 98b3388224534 |
13 | 3963564c3b761 |
14 | 17655082a4c9a |
15 | a0a20222365a |
hex | 4f05fd41d7f8 |
86887142381560 has 16 divisors (see below), whose sum is σ = 195496070358600. Its totient is φ = 34754856952608.
The previous prime is 86887142381549. The next prime is 86887142381587. The reversal of 86887142381560 is 6518324178868.
It is a super-2 number, since 2×868871423815602 (a number of 29 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1086089279730 + ... + 1086089279809.
Almost surely, 286887142381560 is an apocalyptic number.
It is an amenable number.
86887142381560 is an abundant number, since it is smaller than the sum of its proper divisors (108608927977040).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
86887142381560 is a wasteful number, since it uses less digits than its factorization.
86887142381560 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2172178559550 (or 2172178559546 counting only the distinct ones).
The product of its (nonzero) digits is 123863040, while the sum is 67.
The spelling of 86887142381560 in words is "eighty-six trillion, eight hundred eighty-seven billion, one hundred forty-two million, three hundred eighty-one thousand, five hundred sixty".
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