Base | Representation |
---|---|
bin | 10111010011110111… |
… | …010100111110110001 |
3 | 2101121100002212000010 |
4 | 113103313110332301 |
5 | 402230002123123 |
6 | 15255345245133 |
7 | 1544151551034 |
oct | 272367247661 |
9 | 71540085003 |
10 | 25029332913 |
11 | a684451302 |
12 | 4a263337a9 |
13 | 248b636980 |
14 | 12d622101b |
15 | 9b7568993 |
hex | 5d3dd4fb1 |
25029332913 has 32 divisors (see below), whose sum is σ = 36689040640. Its totient is φ = 15083677440.
The previous prime is 25029332899. The next prime is 25029332981. The reversal of 25029332913 is 31923392052.
It is not a de Polignac number, because 25029332913 - 24 = 25029332897 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (25029332213) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 521820 + ... + 567762.
It is an arithmetic number, because the mean of its divisors is an integer number (1146532520).
Almost surely, 225029332913 is an apocalyptic number.
It is an amenable number.
25029332913 is a deficient number, since it is larger than the sum of its proper divisors (11659707727).
25029332913 is a wasteful number, since it uses less digits than its factorization.
25029332913 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 46249.
The product of its (nonzero) digits is 87480, while the sum is 39.
The spelling of 25029332913 in words is "twenty-five billion, twenty-nine million, three hundred thirty-two thousand, nine hundred thirteen".
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