Base | Representation |
---|---|
bin | 1110101100101101100… |
… | …1011111100110111111 |
3 | 220010210120222121220121 |
4 | 3223023121133212333 |
5 | 13114130230423322 |
6 | 312001211555411 |
7 | 24146460232234 |
oct | 3531331374677 |
9 | 803716877817 |
10 | 252520561087 |
11 | 98103301093 |
12 | 40b3475bb67 |
13 | 1aa74339c62 |
14 | c31749578b |
15 | 687e256ec7 |
hex | 3acb65f9bf |
252520561087 has 2 divisors, whose sum is σ = 252520561088. Its totient is φ = 252520561086.
The previous prime is 252520561063. The next prime is 252520561129. The reversal of 252520561087 is 780165025252.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 252520561087 - 219 = 252520036799 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (252520961087) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126260280543 + 126260280544.
It is an arithmetic number, because the mean of its divisors is an integer number (126260280544).
Almost surely, 2252520561087 is an apocalyptic number.
252520561087 is a deficient number, since it is larger than the sum of its proper divisors (1).
252520561087 is an equidigital number, since it uses as much as digits as its factorization.
252520561087 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 336000, while the sum is 43.
The spelling of 252520561087 in words is "two hundred fifty-two billion, five hundred twenty million, five hundred sixty-one thousand, eighty-seven".
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