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47054168 = 237840253
BaseRepresentation
bin1011001101111…
…1110101011000
310021112121011222
42303133311120
544021213133
64400311212
71110645110
oct263376530
9107477158
1047054168
1124619547
1213912508
139996605
14636c040
1541e6e98
hex2cdfd58

47054168 has 16 divisors (see below), whose sum is σ = 100830480. Its totient is φ = 20166048.

The previous prime is 47054143. The next prime is 47054177. The reversal of 47054168 is 86145074.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 420071 + ... + 420182.

It is an arithmetic number, because the mean of its divisors is an integer number (6301905).

Almost surely, 247054168 is an apocalyptic number.

It is an amenable number.

47054168 is an abundant number, since it is smaller than the sum of its proper divisors (53776312).

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

47054168 is a wasteful number, since it uses less digits than its factorization.

47054168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 840266 (or 840262 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 35.

The square root of 47054168 is about 6859.6040702070. The cubic root of 47054168 is about 361.0211951348.

The spelling of 47054168 in words is "forty-seven million, fifty-four thousand, one hundred sixty-eight".

Divisors: 1 2 4 7 8 14 28 56 840253 1680506 3361012 5881771 6722024 11763542 23527084 47054168