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67104048 = 24311196689
BaseRepresentation
bin1111111111111…
…0110100110000
311200021020110010
43333332310300
5114134312143
610354134520
71443242424
oct377766460
9150236403
1067104048
11349732a0
121a581440
1310b9664b
148caab84
155d57a33
hex3ffed30

67104048 has 80 divisors (see below), whose sum is σ = 199094400. Its totient is φ = 19261440.

The previous prime is 67104047. The next prime is 67104053. The reversal of 67104048 is 84040176.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67104043) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6688 + ... + 13376.

It is an arithmetic number, because the mean of its divisors is an integer number (2488680).

Almost surely, 267104048 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 67104048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (99547200).

67104048 is an abundant number, since it is smaller than the sum of its proper divisors (131990352).

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

67104048 is a wasteful number, since it uses less digits than its factorization.

67104048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6730 (or 6724 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 30.

The square root of 67104048 is about 8191.7060494136. The cubic root of 67104048 is about 406.3649480484.

The spelling of 67104048 in words is "sixty-seven million, one hundred four thousand, forty-eight".

Divisors: 1 2 3 4 6 8 11 12 16 19 22 24 33 38 44 48 57 66 76 88 114 132 152 176 209 228 264 304 418 456 528 627 836 912 1254 1672 2508 3344 5016 6689 10032 13378 20067 26756 40134 53512 73579 80268 107024 127091 147158 160536 220737 254182 294316 321072 381273 441474 508364 588632 762546 882948 1016728 1177264 1398001 1525092 1765896 2033456 2796002 3050184 3531792 4194003 5592004 6100368 8388006 11184008 16776012 22368016 33552024 67104048