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47376680 = 23513312939
BaseRepresentation
bin1011010010111…
…0100100101000
310022010222120212
42310232210220
544112023210
64411240252
71113460301
oct264564450
9108128525
1047376680
112481988a
1213a49088
139a7a350
1464137a8
15425c805
hex2d2e928

47376680 has 64 divisors (see below), whose sum is σ = 118540800. Its totient is φ = 16922880.

The previous prime is 47376673. The next prime is 47376697. The reversal of 47376680 is 8667374.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14651 + ... + 17589.

It is an arithmetic number, because the mean of its divisors is an integer number (1852200).

Almost surely, 247376680 is an apocalyptic number.

47376680 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 47376680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59270400).

47376680 is an abundant number, since it is smaller than the sum of its proper divisors (71164120).

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

47376680 is a wasteful number, since it uses less digits than its factorization.

47376680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2994 (or 2990 counting only the distinct ones).

The product of its (nonzero) digits is 169344, while the sum is 41.

The square root of 47376680 is about 6883.0719885818. The cubic root of 47376680 is about 361.8441379018.

The spelling of 47376680 in words is "forty-seven million, three hundred seventy-six thousand, six hundred eighty".

Divisors: 1 2 4 5 8 10 13 20 26 31 40 52 62 65 104 124 130 155 248 260 310 403 520 620 806 1240 1612 2015 2939 3224 4030 5878 8060 11756 14695 16120 23512 29390 38207 58780 76414 91109 117560 152828 182218 191035 305656 364436 382070 455545 728872 764140 911090 1184417 1528280 1822180 2368834 3644360 4737668 5922085 9475336 11844170 23688340 47376680