Base | Representation |
---|---|
bin | 1001001010101… |
… | …10011011110111 |
3 | 12100200221002101 |
4 | 10211112123313 |
5 | 124141300322 |
6 | 11344122531 |
7 | 1622432335 |
oct | 445263367 |
9 | 170627071 |
10 | 76900087 |
11 | 3a4541a0 |
12 | 21906447 |
13 | 12c16414 |
14 | a2dab55 |
15 | 6b40327 |
hex | 49566f7 |
76900087 has 16 divisors (see below), whose sum is σ = 89205120. Its totient is φ = 65556000.
The previous prime is 76900073. The next prime is 76900093. The reversal of 76900087 is 78000967.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-76900087 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (76900007) 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, 19288 + ... + 22930.
It is an arithmetic number, because the mean of its divisors is an integer number (5575320).
Almost surely, 276900087 is an apocalyptic number.
76900087 is a deficient number, since it is larger than the sum of its proper divisors (12305033).
76900087 is a wasteful number, since it uses less digits than its factorization.
76900087 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3774.
The product of its (nonzero) digits is 21168, while the sum is 37.
The square root of 76900087 is about 8769.2694678633. The cubic root of 76900087 is about 425.2479973588.
The spelling of 76900087 in words is "seventy-six million, nine hundred thousand, eighty-seven".
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