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67913004 = 2235659417
BaseRepresentation
bin1000000110001…
…00010100101100
311201210100010110
410003010110230
5114341204004
610423340020
71453152045
oct403042454
9151710113
1067913004
1135376055
121a8b1610
13110ba913
14903b8cc
155e67589
hex40c452c

67913004 has 12 divisors (see below), whose sum is σ = 158463704. Its totient is φ = 22637664.

The previous prime is 67913003. The next prime is 67913023. The reversal of 67913004 is 40031976.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×679130042 = 9224352224608032, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (67913003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2829697 + ... + 2829720.

Almost surely, 267913004 is an apocalyptic number.

It is an amenable number.

67913004 is an abundant number, since it is smaller than the sum of its proper divisors (90550700).

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

67913004 is a wasteful number, since it uses less digits than its factorization.

67913004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5659424 (or 5659422 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 30.

The square root of 67913004 is about 8240.9346557293. The cubic root of 67913004 is about 407.9913733278.

The spelling of 67913004 in words is "sixty-seven million, nine hundred thirteen thousand, four".

Divisors: 1 2 3 4 6 12 5659417 11318834 16978251 22637668 33956502 67913004