Base | Representation |
---|---|
bin | 1001101000110… |
… | …11101101110101 |
3 | 12122010210200001 |
4 | 10310123231311 |
5 | 131144311002 |
6 | 12004551301 |
7 | 2001150406 |
oct | 464335565 |
9 | 178123601 |
10 | 80853877 |
11 | 41704795 |
12 | 230b2531 |
13 | 1399bc40 |
14 | aa499ad |
15 | 7171a87 |
hex | 4d1bb75 |
80853877 has 16 divisors (see below), whose sum is σ = 88905600. Its totient is φ = 73080000.
The previous prime is 80853823. The next prime is 80853881. The reversal of 80853877 is 77835808.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-80853877 is a prime.
It is a super-2 number, since 2×808538772 = 13074698851862258, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (80853077) 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, 231499 + ... + 231847.
It is an arithmetic number, because the mean of its divisors is an integer number (5556600).
Almost surely, 280853877 is an apocalyptic number.
It is an amenable number.
80853877 is a deficient number, since it is larger than the sum of its proper divisors (8051723).
80853877 is a wasteful number, since it uses less digits than its factorization.
80853877 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 684.
The product of its (nonzero) digits is 376320, while the sum is 46.
The square root of 80853877 is about 8991.8783910816. The cubic root of 80853877 is about 432.4145344394.
The spelling of 80853877 in words is "eighty million, eight hundred fifty-three thousand, eight hundred seventy-seven".
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