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252500000254 = 2190766203461
BaseRepresentation
bin1110101100101000101…
…1000011110111111110
3220010202011022000202021
43223022023003313332
513114110000002004
6311555155150354
724146120406145
oct3531213036776
9803664260667
10252500000254
11980a2738467
1240b298a53ba
131aa6ccbb498
14c31486275c
15687c544d54
hex3aca2c3dfe

252500000254 has 8 divisors (see below), whose sum is σ = 378948616488. Its totient is φ = 126183794760.

The previous prime is 252500000251. The next prime is 252500000279. The reversal of 252500000254 is 452000005252.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252500000251) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 33097917 + ... + 33105544.

It is an arithmetic number, because the mean of its divisors is an integer number (47368577061).

Almost surely, 2252500000254 is an apocalyptic number.

252500000254 is a deficient number, since it is larger than the sum of its proper divisors (126448616234).

252500000254 is a wasteful number, since it uses less digits than its factorization.

252500000254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66205370.

The product of its (nonzero) digits is 4000, while the sum is 25.

The spelling of 252500000254 in words is "two hundred fifty-two billion, five hundred million, two hundred fifty-four", and thus it is an aban number.

Divisors: 1 2 1907 3814 66203461 132406922 126250000127 252500000254