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47248680 = 2335393739
BaseRepresentation
bin1011010000111…
…1010100101000
310021220111000010
42310033110220
544043424210
64404411520
71112415153
oct264172450
9107814003
1047248680
11247416a6
12139a6ba0
139a33ccb
1463bcc9a
154234920
hex2d0f528

47248680 has 32 divisors (see below), whose sum is σ = 141746400. Its totient is φ = 12599616.

The previous prime is 47248673. The next prime is 47248711. The reversal of 47248680 is 8684274.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 196750 + ... + 196989.

It is an arithmetic number, because the mean of its divisors is an integer number (4429575).

Almost surely, 247248680 is an apocalyptic number.

47248680 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

47248680 is an abundant number, since it is smaller than the sum of its proper divisors (94497720).

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

47248680 is a wasteful number, since it uses less digits than its factorization.

47248680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 393753 (or 393749 counting only the distinct ones).

The product of its (nonzero) digits is 86016, while the sum is 39.

The square root of 47248680 is about 6873.7675258915. The cubic root of 47248680 is about 361.5179730470.

The spelling of 47248680 in words is "forty-seven million, two hundred forty-eight thousand, six hundred eighty".

Divisors: 1 2 3 4 5 6 8 10 12 15 20 24 30 40 60 120 393739 787478 1181217 1574956 1968695 2362434 3149912 3937390 4724868 5906085 7874780 9449736 11812170 15749560 23624340 47248680