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252007255 = 5283313569
BaseRepresentation
bin11110000010101…
…01001101010111
3122120012021222001
433001111031113
51004003213010
641001220131
76150012013
oct1701251527
9576167861
10252007255
1111a284865
1270491647
1340296226
142567d543
15171cdc3a
hexf055357

252007255 has 16 divisors (see below), whose sum is σ = 304981920. Its totient is φ = 199899648.

The previous prime is 252007213. The next prime is 252007267. The reversal of 252007255 is 552700252.

It is a cyclic number.

It is not a de Polignac number, because 252007255 - 215 = 251974487 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 442611 + ... + 443179.

It is an arithmetic number, because the mean of its divisors is an integer number (19061370).

Almost surely, 2252007255 is an apocalyptic number.

252007255 is a deficient number, since it is larger than the sum of its proper divisors (52974665).

252007255 is a wasteful number, since it uses less digits than its factorization.

252007255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1170.

The product of its (nonzero) digits is 7000, while the sum is 28.

The square root of 252007255 is about 15874.7363757639. The cubic root of 252007255 is about 631.6420212404.

The spelling of 252007255 in words is "two hundred fifty-two million, seven thousand, two hundred fifty-five".

Divisors: 1 5 283 313 569 1415 1565 2845 88579 161027 178097 442895 805135 890485 50401451 252007255