Base | Representation |
---|---|
bin | 101000101000010110… |
… | …1110100101100000000 |
3 | 22100012211220212002111 |
4 | 1101100231310230000 |
5 | 2412143401113423 |
6 | 104030030025104 |
7 | 6206136546250 |
oct | 1212055645400 |
9 | 270184825074 |
10 | 87253535488 |
11 | 34005389709 |
12 | 14ab1048194 |
13 | 82c6b1a752 |
14 | 431a251960 |
15 | 240a1b960d |
hex | 1450b74b00 |
87253535488 has 36 divisors (see below), whose sum is σ = 199047131920. Its totient is φ = 37394371584.
The previous prime is 87253535477. The next prime is 87253535543. The reversal of 87253535488 is 88453535278.
It is a super-2 number, since 2×872535354882 (a number of 23 digits) contains 22 as substring.
It is a hoax number, since the sum of its digits (58) coincides with the sum of the digits of its distinct prime factors.
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, 24343503 + ... + 24347086.
Almost surely, 287253535488 is an apocalyptic number.
It is an amenable number.
87253535488 is an abundant number, since it is smaller than the sum of its proper divisors (111793596432).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
87253535488 is an equidigital number, since it uses as much as digits as its factorization.
87253535488 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 48690612 (or 48690598 counting only the distinct ones).
The product of its digits is 32256000, while the sum is 58.
The spelling of 87253535488 in words is "eighty-seven billion, two hundred fifty-three million, five hundred thirty-five thousand, four hundred eighty-eight".
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