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47479116 = 22313130203
BaseRepresentation
bin1011010100011…
…1100101001100
310022100012002210
42311013211030
544123312431
64413350420
71114365036
oct265074514
9108305083
1047479116
1124889843
1213a98410
139ab4b69
14643cc56
15427cd46
hex2d4794c

47479116 has 24 divisors (see below), whose sum is σ = 111633984. Its totient is φ = 15705040.

The previous prime is 47479111. The next prime is 47479121. The reversal of 47479116 is 61197474.

47479116 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (47479111) and next prime (47479121).

It is a super-2 number, since 2×474791162 = 4508532912282912, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (47479111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13530 + ... + 16673.

It is an arithmetic number, because the mean of its divisors is an integer number (4651416).

Almost surely, 247479116 is an apocalyptic number.

It is an amenable number.

47479116 is an abundant number, since it is smaller than the sum of its proper divisors (64154868).

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

47479116 is a wasteful number, since it uses less digits than its factorization.

47479116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30341 (or 30339 counting only the distinct ones).

The product of its digits is 42336, while the sum is 39.

The square root of 47479116 is about 6890.5091248760. The cubic root of 47479116 is about 362.1047385744.

The spelling of 47479116 in words is "forty-seven million, four hundred seventy-nine thousand, one hundred sixteen".

Divisors: 1 2 3 4 6 12 131 262 393 524 786 1572 30203 60406 90609 120812 181218 362436 3956593 7913186 11869779 15826372 23739558 47479116