Base | Representation |
---|---|
bin | 10111110001100100… |
… | …101000110110100101 |
3 | 2102220001222001210012 |
4 | 113301210220312211 |
5 | 404240101000203 |
6 | 15421032140005 |
7 | 1562413203161 |
oct | 276144506645 |
9 | 72801861705 |
10 | 25527750053 |
11 | a90a8274a3 |
12 | 4b45237605 |
13 | 253a986460 |
14 | 13424c3ca1 |
15 | 9e61bcbd8 |
hex | 5f1928da5 |
25527750053 has 8 divisors (see below), whose sum is σ = 27492681048. Its totient is φ = 23562998784.
The previous prime is 25527750037. The next prime is 25527750097. The reversal of 25527750053 is 35005772552.
It can be written as a sum of positive squares in 4 ways, for example, as 4411882084 + 21115867969 = 66422^2 + 145313^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 25527750053 - 24 = 25527750037 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 (25527750013) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 461825 + ... + 514137.
It is an arithmetic number, because the mean of its divisors is an integer number (3436585131).
Almost surely, 225527750053 is an apocalyptic number.
It is an amenable number.
25527750053 is a deficient number, since it is larger than the sum of its proper divisors (1964930995).
25527750053 is a wasteful number, since it uses less digits than its factorization.
25527750053 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 89863.
The product of its (nonzero) digits is 367500, while the sum is 41.
The spelling of 25527750053 in words is "twenty-five billion, five hundred twenty-seven million, seven hundred fifty thousand, fifty-three".
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