Base | Representation |
---|---|
bin | 1000100111111100… |
… | …1011110101001101 |
3 | 12222100011022202221 |
4 | 2021333023311031 |
5 | 14220122322000 |
6 | 1021415215341 |
7 | 111240350644 |
oct | 21177136515 |
9 | 5870138687 |
10 | 2315042125 |
11 | a88865460 |
12 | 547377551 |
13 | 2ab810a16 |
14 | 17d66635b |
15 | d839361a |
hex | 89fcbd4d |
2315042125 has 16 divisors (see below), whose sum is σ = 3151826496. Its totient is φ = 1683666000.
The previous prime is 2315042053. The next prime is 2315042143. The reversal of 2315042125 is 5212405132.
It is a de Polignac number, because none of the positive numbers 2k-2315042125 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (25).
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 2315042125.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 840459 + ... + 843208.
It is an arithmetic number, because the mean of its divisors is an integer number (196989156).
Almost surely, 22315042125 is an apocalyptic number.
2315042125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
2315042125 is a deficient number, since it is larger than the sum of its proper divisors (836784371).
2315042125 is a wasteful number, since it uses less digits than its factorization.
2315042125 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1683693 (or 1683683 counting only the distinct ones).
The product of its (nonzero) digits is 2400, while the sum is 25.
The square root of 2315042125 is about 48114.8846512179. The cubic root of 2315042125 is about 1322.8775084475.
Adding to 2315042125 its reverse (5212405132), we get a palindrome (7527447257).
The spelling of 2315042125 in words is "two billion, three hundred fifteen million, forty-two thousand, one hundred twenty-five".
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