Base | Representation |
---|---|
bin | 101000110110000101… |
… | …1110011010100000000 |
3 | 22101101222002010120000 |
4 | 1101230023303110000 |
5 | 2414114340112013 |
6 | 104143451320000 |
7 | 6223433630334 |
oct | 1215413632400 |
9 | 271358063500 |
10 | 87714379008 |
11 | 34221531223 |
12 | 14bbb450000 |
13 | 836b442c19 |
14 | 43615337c4 |
15 | 243589a973 |
hex | 146c2f3500 |
87714379008 has 180 divisors, whose sum is σ = 261804078228. Its totient is φ = 29209559040.
The previous prime is 87714378991. The next prime is 87714379037. The reversal of 87714379008 is 80097341778.
It can be written as a sum of positive squares in 2 ways, for example, as 30711861504 + 57002517504 = 175248^2 + 238752^2 .
It is a Harshad number since it is a multiple of its sum of digits (54).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 38588560 + ... + 38590832.
Almost surely, 287714379008 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 87714379008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (130902039114).
87714379008 is an abundant number, since it is smaller than the sum of its proper divisors (174089699220).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
87714379008 is a wasteful number, since it uses less digits than its factorization.
87714379008 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4162 (or 4139 counting only the distinct ones).
The product of its (nonzero) digits is 2370816, while the sum is 54.
The spelling of 87714379008 in words is "eighty-seven billion, seven hundred fourteen million, three hundred seventy-nine thousand, eight".
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