Base | Representation |
---|---|
bin | 1100010010111… |
… | …11000100101000 |
3 | 21012002120000100 |
4 | 12021133010220 |
5 | 202401243424 |
6 | 14122505400 |
7 | 2361521316 |
oct | 611370450 |
9 | 235076010 |
10 | 103149864 |
11 | 53253024 |
12 | 2a665260 |
13 | 184a742c |
14 | d9b10b6 |
15 | 90c7dc9 |
hex | 625f128 |
103149864 has 24 divisors (see below), whose sum is σ = 279364410. Its totient is φ = 34383264.
The previous prime is 103149857. The next prime is 103149889. The reversal of 103149864 is 468941301.
103149864 is a `hidden beast` number, since 103 + 1 + 498 + 64 = 666.
It can be written as a sum of positive squares in only one way, i.e., 93896100 + 9253764 = 9690^2 + 3042^2 .
It is a tau number, because it is divible by the number of its divisors (24).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 716247 + ... + 716390.
Almost surely, 2103149864 is an apocalyptic number.
It is an amenable number.
103149864 is an abundant number, since it is smaller than the sum of its proper divisors (176214546).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
103149864 is a wasteful number, since it uses less digits than its factorization.
103149864 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1432649 (or 1432642 counting only the distinct ones).
The product of its (nonzero) digits is 20736, while the sum is 36.
The square root of 103149864 is about 10156.2721507451. The cubic root of 103149864 is about 468.9820491612.
The spelling of 103149864 in words is "one hundred three million, one hundred forty-nine thousand, eight hundred sixty-four".
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