Base | Representation |
---|---|
bin | 10111011110001001… |
… | …000101111011001100 |
3 | 2102001100120011020110 |
4 | 113132021011323030 |
5 | 403103122340441 |
6 | 15324425120020 |
7 | 1551344304525 |
oct | 273611057314 |
9 | 72040504213 |
10 | 25201761996 |
11 | a762812884 |
12 | 4a74029010 |
13 | 24b8289808 |
14 | 13110a784c |
15 | 9c7778b16 |
hex | 5de245ecc |
25201761996 has 48 divisors (see below), whose sum is σ = 62879695200. Its totient is φ = 7828147200.
The previous prime is 25201761929. The next prime is 25201761997. The reversal of 25201761996 is 69916710252.
It is not an unprimeable number, because it can be changed into a prime (25201761997) by changing a digit.
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, 590971 + ... + 632178.
It is an arithmetic number, because the mean of its divisors is an integer number (1309993650).
Almost surely, 225201761996 is an apocalyptic number.
It is an amenable number.
25201761996 is an abundant number, since it is smaller than the sum of its proper divisors (37677933204).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
25201761996 is a wasteful number, since it uses less digits than its factorization.
25201761996 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1223274 (or 1223272 counting only the distinct ones).
The product of its (nonzero) digits is 408240, while the sum is 48.
The spelling of 25201761996 in words is "twenty-five billion, two hundred one million, seven hundred sixty-one thousand, nine hundred ninety-six".
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