Base | Representation |
---|---|
bin | 10111111100011100… |
… | …010110110001100100 |
3 | 2110100210010211121102 |
4 | 113330130112301210 |
5 | 410123243100403 |
6 | 15451105135232 |
7 | 1600056325031 |
oct | 277434266144 |
9 | 73323124542 |
10 | 25710128228 |
11 | a9a3773964 |
12 | 4b9632a518 |
13 | 25696b0935 |
14 | 135c7da388 |
15 | a071e5b88 |
hex | 5fc716c64 |
25710128228 has 24 divisors (see below), whose sum is σ = 47663298144. Its totient is φ = 12092803200.
The previous prime is 25710128207. The next prime is 25710128231. The reversal of 25710128228 is 82282101752.
It is a super-2 number, since 2×257101282282 (a number of 22 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 25710128191 and 25710128200.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 42743 + ... + 230753.
It is an arithmetic number, because the mean of its divisors is an integer number (1985970756).
Almost surely, 225710128228 is an apocalyptic number.
It is an amenable number.
25710128228 is a deficient number, since it is larger than the sum of its proper divisors (21953169916).
25710128228 is a wasteful number, since it uses less digits than its factorization.
25710128228 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 190043 (or 190041 counting only the distinct ones).
The product of its (nonzero) digits is 35840, while the sum is 38.
The spelling of 25710128228 in words is "twenty-five billion, seven hundred ten million, one hundred twenty-eight thousand, two hundred twenty-eight".
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