Base | Representation |
---|---|
bin | 1011101111010111… |
… | …0000010111010101 |
3 | 22010121222021210022 |
4 | 2323311300113111 |
5 | 22423231244000 |
6 | 1240414034525 |
7 | 141044502563 |
oct | 27365602725 |
9 | 8117867708 |
10 | 3151431125 |
11 | 137799a937 |
12 | 73b4a8a45 |
13 | 3b2b9495b |
14 | 21c784a33 |
15 | 136a07585 |
hex | bbd705d5 |
3151431125 has 8 divisors (see below), whose sum is σ = 3932986200. Its totient is φ = 2521144800.
The previous prime is 3151431119. The next prime is 3151431137. The reversal of 3151431125 is 5211341513.
It can be written as a sum of positive squares in 4 ways, for example, as 28633201 + 3122797924 = 5351^2 + 55882^2 .
It is not a de Polignac number, because 3151431125 - 28 = 3151430869 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 3151431094 and 3151431103.
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 7 ways as a sum of consecutive naturals, for example, 12605600 + ... + 12605849.
It is an arithmetic number, because the mean of its divisors is an integer number (491623275).
Almost surely, 23151431125 is an apocalyptic number.
It is an amenable number.
3151431125 is a deficient number, since it is larger than the sum of its proper divisors (781555075).
3151431125 is an equidigital number, since it uses as much as digits as its factorization.
3151431125 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 25211464 (or 25211454 counting only the distinct ones).
The product of its digits is 1800, while the sum is 26.
The square root of 3151431125 is about 56137.6088286632. The cubic root of 3151431125 is about 1466.1191733773.
Adding to 3151431125 its reverse (5211341513), we get a palindrome (8362772638).
The spelling of 3151431125 in words is "three billion, one hundred fifty-one million, four hundred thirty-one thousand, one hundred twenty-five".
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