Base | Representation |
---|---|
bin | 11100001011000100… |
… | …10110001000000011 |
3 | 1110001002212120212112 |
4 | 32011202112020003 |
5 | 221434032301024 |
6 | 10540511045535 |
7 | 1043550501032 |
oct | 160542261003 |
9 | 43032776775 |
10 | 15125275139 |
11 | 6461907097 |
12 | 2b215108ab |
13 | 157079c060 |
14 | a36b14719 |
15 | 5d7d0d00e |
hex | 385896203 |
15125275139 has 16 divisors (see below), whose sum is σ = 17251996608. Its totient is φ = 13136643072.
The previous prime is 15125275117. The next prime is 15125275159. The reversal of 15125275139 is 93157252151.
It is a cyclic number.
It is not a de Polignac number, because 15125275139 - 220 = 15124226563 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 15125275096 and 15125275105.
It is not an unprimeable number, because it can be changed into a prime (15125275159) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 948359 + ... + 964175.
It is an arithmetic number, because the mean of its divisors is an integer number (1078249788).
Almost surely, 215125275139 is an apocalyptic number.
15125275139 is a deficient number, since it is larger than the sum of its proper divisors (2126721469).
15125275139 is a wasteful number, since it uses less digits than its factorization.
15125275139 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20174.
The product of its digits is 94500, while the sum is 41.
The spelling of 15125275139 in words is "fifteen billion, one hundred twenty-five million, two hundred seventy-five thousand, one hundred thirty-nine".
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