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47231088 = 2431397079
BaseRepresentation
bin1011010000101…
…1000001110000
310021212120212120
42310023001300
544042343323
64404154240
71112312652
oct264130160
9107776776
1047231088
112472a463
1213998980
139a28cb8
1463b66d2
15422e5e3
hex2d0b070

47231088 has 40 divisors (see below), whose sum is σ = 122908800. Its totient is φ = 15628224.

The previous prime is 47231069. The next prime is 47231113. The reversal of 47231088 is 88013274.

It is a congruent number.

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, 3133 + ... + 10211.

It is an arithmetic number, because the mean of its divisors is an integer number (3072720).

Almost surely, 247231088 is an apocalyptic number.

47231088 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

47231088 is an abundant number, since it is smaller than the sum of its proper divisors (75677712).

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

47231088 is a wasteful number, since it uses less digits than its factorization.

47231088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7229 (or 7223 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 33.

The square root of 47231088 is about 6872.4877591743. The cubic root of 47231088 is about 361.4730997394.

The spelling of 47231088 in words is "forty-seven million, two hundred thirty-one thousand, eighty-eight".

Divisors: 1 2 3 4 6 8 12 16 24 48 139 278 417 556 834 1112 1668 2224 3336 6672 7079 14158 21237 28316 42474 56632 84948 113264 169896 339792 983981 1967962 2951943 3935924 5903886 7871848 11807772 15743696 23615544 47231088