Base | Representation |
---|---|
bin | 101000110000111000… |
… | …0101011011000100110 |
3 | 22100221210000011211120 |
4 | 1101201300223120212 |
5 | 2413240102341421 |
6 | 104114243114410 |
7 | 6216211304631 |
oct | 1214160533046 |
9 | 270853004746 |
10 | 87539496486 |
11 | 34141844412 |
12 | 14b70972a06 |
13 | 8341141440 |
14 | 434620cc18 |
15 | 24253538c6 |
hex | 1461c2b626 |
87539496486 has 32 divisors (see below), whose sum is σ = 188573222880. Its totient is φ = 26931427584.
The previous prime is 87539496481. The next prime is 87539496503. The reversal of 87539496486 is 68469493578.
It is a self number, because there is not a number n which added to its sum of digits gives 87539496486.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (87539496481) 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, 504280 + ... + 655268.
It is an arithmetic number, because the mean of its divisors is an integer number (5892913215).
Almost surely, 287539496486 is an apocalyptic number.
87539496486 is an abundant number, since it is smaller than the sum of its proper divisors (101033726394).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
87539496486 is a wasteful number, since it uses less digits than its factorization.
87539496486 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 158440.
The product of its digits is 313528320, while the sum is 69.
The spelling of 87539496486 in words is "eighty-seven billion, five hundred thirty-nine million, four hundred ninety-six thousand, four hundred eighty-six".
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