Base | Representation |
---|---|
bin | 10111011001111100… |
… | …110100000001000101 |
3 | 2101212110020010102211 |
4 | 113121330310001011 |
5 | 402432121342203 |
6 | 15313433503421 |
7 | 1546531444015 |
oct | 273174640105 |
9 | 71773203384 |
10 | 25131434053 |
11 | a727048410 |
12 | 4a54571b71 |
13 | 24a683494b |
14 | 13059dbc45 |
15 | 9c14d5c6d |
hex | 5d9f34045 |
25131434053 has 16 divisors (see below), whose sum is σ = 28221431616. Its totient is φ = 22184547840.
The previous prime is 25131434047. The next prime is 25131434057. The reversal of 25131434053 is 35043413152.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-25131434053 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (25131434057) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 165651 + ... + 278752.
It is an arithmetic number, because the mean of its divisors is an integer number (1763839476).
Almost surely, 225131434053 is an apocalyptic number.
It is an amenable number.
25131434053 is a deficient number, since it is larger than the sum of its proper divisors (3089997563).
25131434053 is a wasteful number, since it uses less digits than its factorization.
25131434053 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 444564.
The product of its (nonzero) digits is 21600, while the sum is 31.
The spelling of 25131434053 in words is "twenty-five billion, one hundred thirty-one million, four hundred thirty-four thousand, fifty-three".
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