Base | Representation |
---|---|
bin | 10011111110110001001101… |
… | …100000001000100010000000 |
3 | 102112010220011121110200120001 |
4 | 103332301031200020202000 |
5 | 43004231211233122334 |
6 | 510521455035525344 |
7 | 24336566256166120 |
oct | 2376611540104200 |
9 | 375126147420501 |
10 | 87876331145344 |
11 | 26000163000475 |
12 | 9a330315b9854 |
13 | 3a059194317b1 |
14 | 179b346936c80 |
15 | a25ce9785714 |
hex | 4fec4d808880 |
87876331145344 has 64 divisors (see below), whose sum is σ = 202893541372800. Its totient is φ = 37130844119040.
The previous prime is 87876331145329. The next prime is 87876331145357. The reversal of 87876331145344 is 44354113367878.
It is a tau number, because it is divible by the number of its divisors (64).
It is a Harshad number since it is a multiple of its sum of digits (64).
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, 690614289 + ... + 690741520.
It is an arithmetic number, because the mean of its divisors is an integer number (3170211583950).
Almost surely, 287876331145344 is an apocalyptic number.
It is an amenable number.
87876331145344 is an abundant number, since it is smaller than the sum of its proper divisors (115017210227456).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
87876331145344 is a wasteful number, since it uses less digits than its factorization.
87876331145344 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1381355901 (or 1381355889 counting only the distinct ones).
The product of its digits is 162570240, while the sum is 64.
The spelling of 87876331145344 in words is "eighty-seven trillion, eight hundred seventy-six billion, three hundred thirty-one million, one hundred forty-five thousand, three hundred forty-four".
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