Base | Representation |
---|---|
bin | 1110101101001001110… |
… | …1010110101110001111 |
3 | 220011002211212122110012 |
4 | 3223102131112232033 |
5 | 13114401041420100 |
6 | 312021042503435 |
7 | 24152426120321 |
oct | 3532235265617 |
9 | 804084778405 |
10 | 252639013775 |
11 | 98164156375 |
12 | 40b68364b7b |
13 | 1aa92a417c5 |
14 | c3290cb611 |
15 | 6889854135 |
hex | 3ad2756b8f |
252639013775 has 12 divisors (see below), whose sum is σ = 313483950624. Its totient is φ = 201974712000.
The previous prime is 252639013747. The next prime is 252639013787. The reversal of 252639013775 is 577310936252.
It is not a de Polignac number, because 252639013775 - 220 = 252637965199 is a prime.
It is a hoax number, since the sum of its digits (50) coincides with the sum of the digits of its distinct prime factors.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3374711 + ... + 3448760.
It is an arithmetic number, because the mean of its divisors is an integer number (26123662552).
Almost surely, 2252639013775 is an apocalyptic number.
252639013775 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
252639013775 is a deficient number, since it is larger than the sum of its proper divisors (60844936849).
252639013775 is a wasteful number, since it uses less digits than its factorization.
252639013775 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6824962 (or 6824957 counting only the distinct ones).
The product of its (nonzero) digits is 2381400, while the sum is 50.
The spelling of 252639013775 in words is "two hundred fifty-two billion, six hundred thirty-nine million, thirteen thousand, seven hundred seventy-five".
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