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47036994 = 2317461147
BaseRepresentation
bin1011001101101…
…1101001000010
310021111201121220
42303123221002
544020140434
64400055510
71110544044
oct263335102
9107451556
1047036994
1124607654
1213904596
13998b854
146365a94
1541e1d49
hex2cdba42

47036994 has 16 divisors (see below), whose sum is σ = 99607968. Its totient is φ = 14756672.

The previous prime is 47036987. The next prime is 47037017. The reversal of 47036994 is 49963074.

47036994 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is an unprimeable number.

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, 230472 + ... + 230675.

It is an arithmetic number, because the mean of its divisors is an integer number (6225498).

Almost surely, 247036994 is an apocalyptic number.

47036994 is an abundant number, since it is smaller than the sum of its proper divisors (52570974).

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

47036994 is a wasteful number, since it uses less digits than its factorization.

47036994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 461169.

The product of its (nonzero) digits is 163296, while the sum is 42.

The square root of 47036994 is about 6858.3521344416. The cubic root of 47036994 is about 360.9772675173.

The spelling of 47036994 in words is "forty-seven million, thirty-six thousand, nine hundred ninety-four".

Divisors: 1 2 3 6 17 34 51 102 461147 922294 1383441 2766882 7839499 15678998 23518497 47036994