Base | Representation |
---|---|
bin | 10111010111001110… |
… | …000000110100100100 |
3 | 2101202021000002102211 |
4 | 113113032000310210 |
5 | 402333404030200 |
6 | 15305115413204 |
7 | 1545434115001 |
oct | 272716006444 |
9 | 71667002384 |
10 | 25085611300 |
11 | a7031a0072 |
12 | 4a41154204 |
13 | 249a1ac9a9 |
14 | 12dd8b08a8 |
15 | 9bc483aba |
hex | 5d7380d24 |
25085611300 has 36 divisors (see below), whose sum is σ = 54456147396. Its totient is φ = 10030489600.
The previous prime is 25085611249. The next prime is 25085611301. The reversal of 25085611300 is 311658052.
It can be written as a sum of positive squares in 6 ways, for example, as 2135179264 + 22950432036 = 46208^2 + 151494^2 .
It is not an unprimeable number, because it can be changed into a prime (25085611301) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 229740 + ... + 320860.
It is an arithmetic number, because the mean of its divisors is an integer number (1512670761).
Almost surely, 225085611300 is an apocalyptic number.
25085611300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
25085611300 is an abundant number, since it is smaller than the sum of its proper divisors (29370536096).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
25085611300 is a wasteful number, since it uses less digits than its factorization.
25085611300 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 93888 (or 93881 counting only the distinct ones).
The product of its (nonzero) digits is 7200, while the sum is 31.
The spelling of 25085611300 in words is "twenty-five billion, eighty-five million, six hundred eleven thousand, three hundred".
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