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67252052 = 2277133829
BaseRepresentation
bin1000000001000…
…10111101010100
311200112202110202
410000202331110
5114204031202
610401240032
71444430060
oct400427524
9150482422
1067252052
1134a6450a
121a633018
1310c18b1a
148d08aa0
155d86802
hex4022f54

67252052 has 24 divisors (see below), whose sum is σ = 136402560. Its totient is φ = 28415520.

The previous prime is 67252037. The next prime is 67252061. The reversal of 67252052 is 25025276.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14927 + ... + 18902.

It is an arithmetic number, because the mean of its divisors is an integer number (5683440).

Almost surely, 267252052 is an apocalyptic number.

It is an amenable number.

67252052 is an abundant number, since it is smaller than the sum of its proper divisors (69150508).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

67252052 is a wasteful number, since it uses less digits than its factorization.

67252052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33911 (or 33909 counting only the distinct ones).

The product of its (nonzero) digits is 8400, while the sum is 29.

The square root of 67252052 is about 8200.7348451221. The cubic root of 67252052 is about 406.6634867917.

The spelling of 67252052 in words is "sixty-seven million, two hundred fifty-two thousand, fifty-two".

Divisors: 1 2 4 7 14 28 71 142 284 497 994 1988 33829 67658 135316 236803 473606 947212 2401859 4803718 9607436 16813013 33626026 67252052