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47984952 = 2332338581
BaseRepresentation
bin1011011100001…
…1000100111000
310100021212222110
42313003010320
544241004302
64432252320
71121602551
oct267030470
9110255873
1047984952
11250a4894
12140a10a0
139c31182
146531328
15432cb6c
hex2dc3138

47984952 has 32 divisors (see below), whose sum is σ = 120491280. Its totient is φ = 15924480.

The previous prime is 47984941. The next prime is 47984953. The reversal of 47984952 is 25948974.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47984953) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1302 + ... + 9882.

Almost surely, 247984952 is an apocalyptic number.

It is an amenable number.

47984952 is an abundant number, since it is smaller than the sum of its proper divisors (72506328).

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

47984952 is a wasteful number, since it uses less digits than its factorization.

47984952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8823 (or 8819 counting only the distinct ones).

The product of its digits is 725760, while the sum is 48.

The square root of 47984952 is about 6927.1171492909. The cubic root of 47984952 is about 363.3861367767.

The spelling of 47984952 in words is "forty-seven million, nine hundred eighty-four thousand, nine hundred fifty-two".

Divisors: 1 2 3 4 6 8 12 24 233 466 699 932 1398 1864 2796 5592 8581 17162 25743 34324 51486 68648 102972 205944 1999373 3998746 5998119 7997492 11996238 15994984 23992476 47984952