Base | Representation |
---|---|
bin | 100111111111001110… |
… | …1111001111101100101 |
3 | 22012122200101110002201 |
4 | 1033332131321331211 |
5 | 2401332122143302 |
6 | 103241053534501 |
7 | 6130012551313 |
oct | 1177635717545 |
9 | 265580343081 |
10 | 85873631077 |
11 | 33467476043 |
12 | 14786aa4431 |
13 | 8136c86a70 |
14 | 4228c910b3 |
15 | 2378e93c87 |
hex | 13fe779f65 |
85873631077 has 16 divisors (see below), whose sum is σ = 92747394432. Its totient is φ = 79038429120.
The previous prime is 85873631069. The next prime is 85873631101. The reversal of 85873631077 is 77013637858.
It is a cyclic number.
It is not a de Polignac number, because 85873631077 - 23 = 85873631069 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 (85873631057) 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, 9746208 + ... + 9755014.
It is an arithmetic number, because the mean of its divisors is an integer number (5796712152).
Almost surely, 285873631077 is an apocalyptic number.
It is an amenable number.
85873631077 is a deficient number, since it is larger than the sum of its proper divisors (6873763355).
85873631077 is a wasteful number, since it uses less digits than its factorization.
85873631077 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10908.
The product of its (nonzero) digits is 5927040, while the sum is 55.
It can be divided in two parts, 8587363 and 1077, that added together give a triangular number (8588440 = T4144).
The spelling of 85873631077 in words is "eighty-five billion, eight hundred seventy-three million, six hundred thirty-one thousand, seventy-seven".
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