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67027484 = 2286319417
BaseRepresentation
bin1111111110110…
…0001000011100
311200010100102102
43333230020130
5114124334414
610352344232
71442503256
oct377541034
9150110372
1067027484
1134920817
121a545078
1310b6a844
148c8acd6
155d3eede
hex3fec21c

67027484 has 12 divisors (see below), whose sum is σ = 117440064. Its totient is φ = 33473184.

The previous prime is 67027483. The next prime is 67027507. The reversal of 67027484 is 48472076.

It is a super-2 number, since 2×670274842 = 8985367222740512, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67027483) 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, 6257 + ... + 13160.

It is an arithmetic number, because the mean of its divisors is an integer number (9786672).

Almost surely, 267027484 is an apocalyptic number.

It is an amenable number.

67027484 is a deficient number, since it is larger than the sum of its proper divisors (50412580).

67027484 is a wasteful number, since it uses less digits than its factorization.

67027484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20284 (or 20282 counting only the distinct ones).

The product of its (nonzero) digits is 75264, while the sum is 38.

The square root of 67027484 is about 8187.0314522420. The cubic root of 67027484 is about 406.2103385659.

The spelling of 67027484 in words is "sixty-seven million, twenty-seven thousand, four hundred eighty-four".

Divisors: 1 2 4 863 1726 3452 19417 38834 77668 16756871 33513742 67027484