Base | Representation |
---|---|
bin | 101000100011101110… |
… | …1001001000000000000 |
3 | 22022211000120100000000 |
4 | 1101013131021000000 |
5 | 2411334112323141 |
6 | 104002400000000 |
7 | 6202242130620 |
oct | 1210735110000 |
9 | 268730510000 |
10 | 87098167296 |
11 | 33a35710248 |
12 | 14a69000000 |
13 | 82a088c2ca |
14 | 430376a880 |
15 | 23eb7295b6 |
hex | 1447749000 |
87098167296 has 468 divisors, whose sum is σ = 299215526272. Its totient is φ = 24831442944.
The previous prime is 87098167283. The next prime is 87098167333. The reversal of 87098167296 is 69276189078.
It is a Harshad number since it is a multiple of its sum of digits (63).
It is an alternating number because its digits alternate between even and odd.
It is an unprimeable number.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 188116761 + ... + 188117223.
Almost surely, 287098167296 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 87098167296, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (149607763136).
87098167296 is an abundant number, since it is smaller than the sum of its proper divisors (212117358976).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
87098167296 is an frugal number, since it uses more digits than its factorization.
87098167296 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 518 (or 475 counting only the distinct ones).
The product of its (nonzero) digits is 18289152, while the sum is 63.
The spelling of 87098167296 in words is "eighty-seven billion, ninety-eight million, one hundred sixty-seven thousand, two hundred ninety-six".
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