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67007316 = 2235583943
BaseRepresentation
bin1111111110011…
…1001101010100
311200002022202110
43333213031110
5114123213231
610352111020
71442360415
oct377471524
9150068673
1067007316
1134907652
121a535470
1310b615cc
148c8380c
155d39046
hex3fe7354

67007316 has 12 divisors (see below), whose sum is σ = 156350432. Its totient is φ = 22335768.

The previous prime is 67007273. The next prime is 67007323. The reversal of 67007316 is 61370076.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2791960 + ... + 2791983.

Almost surely, 267007316 is an apocalyptic number.

It is an amenable number.

67007316 is an abundant number, since it is smaller than the sum of its proper divisors (89343116).

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

67007316 is a wasteful number, since it uses less digits than its factorization.

67007316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5583950 (or 5583948 counting only the distinct ones).

The product of its (nonzero) digits is 5292, while the sum is 30.

The square root of 67007316 is about 8185.7996555010. The cubic root of 67007316 is about 406.1695927333.

The spelling of 67007316 in words is "sixty-seven million, seven thousand, three hundred sixteen".

Divisors: 1 2 3 4 6 12 5583943 11167886 16751829 22335772 33503658 67007316