Base | Representation |
---|---|
bin | 1011010110101… |
… | …0001101111100 |
3 | 10022121101201022 |
4 | 2311222031330 |
5 | 44142332423 |
6 | 4420403312 |
7 | 1115525462 |
oct | 265521574 |
9 | 108541638 |
10 | 47620988 |
11 | 24976398 |
12 | 13b46538 |
13 | 9b345cc |
14 | 6478832 |
15 | 42a9dc8 |
hex | 2d6a37c |
47620988 has 6 divisors (see below), whose sum is σ = 83336736. Its totient is φ = 23810492.
The previous prime is 47620957. The next prime is 47620999. The reversal of 47620988 is 88902674.
It is a super-2 number, since 2×476209882 = 4535516996192288, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5952620 + ... + 5952627.
It is an arithmetic number, because the mean of its divisors is an integer number (13889456).
Almost surely, 247620988 is an apocalyptic number.
It is an amenable number.
47620988 is a deficient number, since it is larger than the sum of its proper divisors (35715748).
47620988 is a wasteful number, since it uses less digits than its factorization.
47620988 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11905251 (or 11905249 counting only the distinct ones).
The product of its (nonzero) digits is 193536, while the sum is 44.
The square root of 47620988 is about 6900.7961859484. The cubic root of 47620988 is about 362.4650474425.
The spelling of 47620988 in words is "forty-seven million, six hundred twenty thousand, nine hundred eighty-eight".
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