Base | Representation |
---|---|
bin | 1011010111001… |
… | …1111111110100 |
3 | 10022200102122212 |
4 | 2311303333310 |
5 | 44200123134 |
6 | 4421312552 |
7 | 1116053324 |
oct | 265637764 |
9 | 108612585 |
10 | 47661044 |
11 | 249a34a2 |
12 | 13b65758 |
13 | 9b49902 |
14 | 6489284 |
15 | 42b6bce |
hex | 2d73ff4 |
47661044 has 12 divisors (see below), whose sum is σ = 87796800. Its totient is φ = 22576248.
The previous prime is 47661023. The next prime is 47661049. The reversal of 47661044 is 44016674.
It is a self number, because there is not a number n which added to its sum of digits gives 47661044.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (47661049) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 313484 + ... + 313635.
It is an arithmetic number, because the mean of its divisors is an integer number (7316400).
Almost surely, 247661044 is an apocalyptic number.
It is an amenable number.
47661044 is a deficient number, since it is larger than the sum of its proper divisors (40135756).
47661044 is a wasteful number, since it uses less digits than its factorization.
47661044 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 627142 (or 627140 counting only the distinct ones).
The product of its (nonzero) digits is 16128, while the sum is 32.
The square root of 47661044 is about 6903.6978497034. The cubic root of 47661044 is about 362.5666471197.
The spelling of 47661044 in words is "forty-seven million, six hundred sixty-one thousand, forty-four".
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