Base | Representation |
---|---|
bin | 101000001111101111… |
… | …1010010100100100001 |
3 | 22021002021212010102011 |
4 | 1100133133102210201 |
5 | 2404000434022040 |
6 | 103412044152521 |
7 | 6146520560035 |
oct | 1203737224441 |
9 | 267067763364 |
10 | 86427642145 |
11 | 33721172829 |
12 | 14900538741 |
13 | 81c499cb70 |
14 | 427c6a61c5 |
15 | 23ac92a3ea |
hex | 141f7d2921 |
86427642145 has 16 divisors (see below), whose sum is σ = 111781942272. Its totient is φ = 63771583680.
The previous prime is 86427642139. The next prime is 86427642151. The reversal of 86427642145 is 54124672468.
It is an interprime number because it is at equal distance from previous prime (86427642139) and next prime (86427642151).
It is not a de Polignac number, because 86427642145 - 25 = 86427642113 is a prime.
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, 460057 + ... + 620086.
It is an arithmetic number, because the mean of its divisors is an integer number (6986371392).
Almost surely, 286427642145 is an apocalyptic number.
It is an amenable number.
86427642145 is a deficient number, since it is larger than the sum of its proper divisors (25354300127).
86427642145 is a wasteful number, since it uses less digits than its factorization.
86427642145 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1081392.
The product of its digits is 2580480, while the sum is 49.
The spelling of 86427642145 in words is "eighty-six billion, four hundred twenty-seven million, six hundred forty-two thousand, one hundred forty-five".
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