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252908411 = 7191901567
BaseRepresentation
bin11110001001100…
…01001101111011
3122121220002010012
433010301031323
51004221032121
641032412135
76160454210
oct1704611573
9577802105
10252908411
1111a83a918
127084704b
1340520462
1425835b07
151730ac5b
hexf13137b

252908411 has 8 divisors (see below), whose sum is σ = 304250880. Its totient is φ = 205369128.

The previous prime is 252908407. The next prime is 252908423. The reversal of 252908411 is 114809252.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 252908411 - 22 = 252908407 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (252908441) 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, 950651 + ... + 950916.

It is an arithmetic number, because the mean of its divisors is an integer number (38031360).

Almost surely, 2252908411 is an apocalyptic number.

252908411 is a deficient number, since it is larger than the sum of its proper divisors (51342469).

252908411 is a wasteful number, since it uses less digits than its factorization.

252908411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1901593.

The product of its (nonzero) digits is 5760, while the sum is 32.

The square root of 252908411 is about 15903.0943844272. The cubic root of 252908411 is about 632.3940245409.

The spelling of 252908411 in words is "two hundred fifty-two million, nine hundred eight thousand, four hundred eleven".

Divisors: 1 7 19 133 1901567 13310969 36129773 252908411