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47992092 = 22331129011
BaseRepresentation
bin1011011100010…
…0110100011100
310100022020202220
42313010310130
544241221332
64432345340
71121632431
oct267046434
9110266686
1047992092
11250aa195
12140a5250
139c344b5
146533b88
15432ed2c
hex2dc4d1c

47992092 has 24 divisors (see below), whose sum is σ = 115594752. Its totient is φ = 15481200.

The previous prime is 47992079. The next prime is 47992121. The reversal of 47992092 is 29029974.

47992092 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent 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, 64134 + ... + 64877.

It is an arithmetic number, because the mean of its divisors is an integer number (4816448).

Almost surely, 247992092 is an apocalyptic number.

It is an amenable number.

47992092 is an abundant number, since it is smaller than the sum of its proper divisors (67602660).

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

47992092 is a wasteful number, since it uses less digits than its factorization.

47992092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129049 (or 129047 counting only the distinct ones).

The product of its (nonzero) digits is 81648, while the sum is 42.

The square root of 47992092 is about 6927.6324960263. The cubic root of 47992092 is about 363.4041594291.

The spelling of 47992092 in words is "forty-seven million, nine hundred ninety-two thousand, ninety-two".

Divisors: 1 2 3 4 6 12 31 62 93 124 186 372 129011 258022 387033 516044 774066 1548132 3999341 7998682 11998023 15997364 23996046 47992092