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67425052 = 22232413041
BaseRepresentation
bin1000000010011…
…01001100011100
311200212112210011
410001031030130
5114230100202
610405053004
71446050332
oct401151434
9150775704
1067425052
1135072492
121a6b7164
1310c797a6
148d51b52
155dbcbd7
hex404d31c

67425052 has 24 divisors (see below), whose sum is σ = 123675552. Its totient is φ = 32102400.

The previous prime is 67425049. The next prime is 67425067. The reversal of 67425052 is 25052476.

It is a super-2 number, since 2×674250522 = 9092275274405408, which contains 22 as substring.

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, 20652 + ... + 23692.

It is an arithmetic number, because the mean of its divisors is an integer number (5153148).

Almost surely, 267425052 is an apocalyptic number.

It is an amenable number.

67425052 is a deficient number, since it is larger than the sum of its proper divisors (56250500).

67425052 is a wasteful number, since it uses less digits than its factorization.

67425052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3309 (or 3307 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 31.

The square root of 67425052 is about 8211.2759057287. The cubic root of 67425052 is about 407.0118902567.

The spelling of 67425052 in words is "sixty-seven million, four hundred twenty-five thousand, fifty-two".

Divisors: 1 2 4 23 46 92 241 482 964 3041 5543 6082 11086 12164 22172 69943 139886 279772 732881 1465762 2931524 16856263 33712526 67425052