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672347376 = 243219245741
BaseRepresentation
bin101000000100110…
…011010011110000
31201212010210012200
4220010303103300
52334110104001
6150414423200
722442600301
oct5004632360
91655123180
10672347376
11315582598
12169201b00
13a93a99ac
146541a7a8
153e05e086
hex281334f0

672347376 has 60 divisors (see below), whose sum is σ = 1980680520. Its totient is φ = 212319360.

The previous prime is 672347371. The next prime is 672347383. The reversal of 672347376 is 673743276.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (672347371) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 120135 + ... + 125606.

It is an arithmetic number, because the mean of its divisors is an integer number (33011342).

Almost surely, 2672347376 is an apocalyptic number.

It is an amenable number.

672347376 is an abundant number, since it is smaller than the sum of its proper divisors (1308333144).

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

672347376 is a wasteful number, since it uses less digits than its factorization.

672347376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245774 (or 245765 counting only the distinct ones).

The product of its digits is 889056, while the sum is 45.

The square root of 672347376 is about 25929.6620880412. The cubic root of 672347376 is about 876.0547285505.

The spelling of 672347376 in words is "six hundred seventy-two million, three hundred forty-seven thousand, three hundred seventy-six".

Divisors: 1 2 3 4 6 8 9 12 16 18 19 24 36 38 48 57 72 76 114 144 152 171 228 304 342 456 684 912 1368 2736 245741 491482 737223 982964 1474446 1965928 2211669 2948892 3931856 4423338 4669079 5897784 8846676 9338158 11795568 14007237 17693352 18676316 28014474 35386704 37352632 42021711 56028948 74705264 84043422 112057896 168086844 224115792 336173688 672347376