Base | Representation |
---|---|
bin | 101000101010001011… |
… | …0000111001111000001 |
3 | 22100101002111120002202 |
4 | 1101110112013033001 |
5 | 2412304443210430 |
6 | 104040043122545 |
7 | 6210506254046 |
oct | 1212426071701 |
9 | 270332446082 |
10 | 87314428865 |
11 | 3403679a814 |
12 | 14b09513455 |
13 | 830661b231 |
14 | 43243831cd |
15 | 24106e6d45 |
hex | 14545873c1 |
87314428865 has 16 divisors (see below), whose sum is σ = 106246771200. Its totient is φ = 68874292032.
The previous prime is 87314428837. The next prime is 87314428871. The reversal of 87314428865 is 56882441378.
It is a cyclic number.
It is not a de Polignac number, because 87314428865 - 26 = 87314428801 is a prime.
It is a super-2 number, since 2×873144288652 (a number of 23 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 87314428865.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 144731 + ... + 442239.
It is an arithmetic number, because the mean of its divisors is an integer number (6640423200).
Almost surely, 287314428865 is an apocalyptic number.
It is an amenable number.
87314428865 is a deficient number, since it is larger than the sum of its proper divisors (18932342335).
87314428865 is a wasteful number, since it uses less digits than its factorization.
87314428865 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 298336.
The product of its digits is 10321920, while the sum is 56.
The spelling of 87314428865 in words is "eighty-seven billion, three hundred fourteen million, four hundred twenty-eight thousand, eight hundred sixty-five".
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