Base | Representation |
---|---|
bin | 110101011110110011… |
… | …001000011100011111 |
3 | 12111020001100010200110 |
4 | 311132303020130133 |
5 | 1420101302141322 |
6 | 42214121501103 |
7 | 4102021522125 |
oct | 653663103437 |
9 | 174201303613 |
10 | 57425037087 |
11 | 22398a33340 |
12 | b167641793 |
13 | 55521422b2 |
14 | 2aca8cb915 |
15 | 176166ac0c |
hex | d5ecc871f |
57425037087 has 32 divisors (see below), whose sum is σ = 87963217920. Its totient is φ = 32956420320.
The previous prime is 57425036941. The next prime is 57425037119. The reversal of 57425037087 is 78073052475.
It is not a de Polignac number, because 57425037087 - 210 = 57425036063 is a prime.
It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57425037487) 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, 1452058 + ... + 1491080.
It is an arithmetic number, because the mean of its divisors is an integer number (2748850560).
Almost surely, 257425037087 is an apocalyptic number.
57425037087 is a gapful number since it is divisible by the number (57) formed by its first and last digit.
57425037087 is a deficient number, since it is larger than the sum of its proper divisors (30538180833).
57425037087 is a wasteful number, since it uses less digits than its factorization.
57425037087 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 41403.
The product of its (nonzero) digits is 1646400, while the sum is 48.
The spelling of 57425037087 in words is "fifty-seven billion, four hundred twenty-five million, thirty-seven thousand, eighty-seven".
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