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253067764 = 22193329839
BaseRepresentation
bin11110001010110…
…00000111110100
3122122012011201011
433011120013310
51004241132024
641040042004
76162016615
oct1705300764
9578164634
10253067764
1111a939614
1270903304
1340577b51
1425877c0c
151733d094
hexf1581f4

253067764 has 12 divisors (see below), whose sum is σ = 466177600. Its totient is φ = 119874168.

The previous prime is 253067741. The next prime is 253067803. The reversal of 253067764 is 467760352.

253067764 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1664844 + ... + 1664995.

Almost surely, 2253067764 is an apocalyptic number.

It is an amenable number.

253067764 is a deficient number, since it is larger than the sum of its proper divisors (213109836).

253067764 is a wasteful number, since it uses less digits than its factorization.

253067764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3329862 (or 3329860 counting only the distinct ones).

The product of its (nonzero) digits is 211680, while the sum is 40.

The square root of 253067764 is about 15908.1037210599. The cubic root of 253067764 is about 632.5268166543.

The spelling of 253067764 in words is "two hundred fifty-three million, sixty-seven thousand, seven hundred sixty-four".

Divisors: 1 2 4 19 38 76 3329839 6659678 13319356 63266941 126533882 253067764