Base | Representation |
---|---|
bin | 1011011000010… |
… | …0111100010100 |
3 | 10022210221212112 |
4 | 2312010330110 |
5 | 44204333302 |
6 | 4423010152 |
7 | 1116462560 |
oct | 266047424 |
9 | 108727775 |
10 | 47730452 |
11 | 24a40660 |
12 | 13b99958 |
13 | 9b72393 |
14 | 64a66a0 |
15 | 42cc552 |
hex | 2d84f14 |
47730452 has 48 divisors (see below), whose sum is σ = 107520000. Its totient is φ = 17992800.
The previous prime is 47730443. The next prime is 47730467. The reversal of 47730452 is 25403774.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7049 + ... + 12047.
It is an arithmetic number, because the mean of its divisors is an integer number (2240000).
Almost surely, 247730452 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 47730452, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (53760000).
47730452 is an abundant number, since it is smaller than the sum of its proper divisors (59789548).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47730452 is a wasteful number, since it uses less digits than its factorization.
47730452 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5052 (or 5050 counting only the distinct ones).
The product of its (nonzero) digits is 23520, while the sum is 32.
The square root of 47730452 is about 6908.7228921126. The cubic root of 47730452 is about 362.7425617157.
The spelling of 47730452 in words is "forty-seven million, seven hundred thirty thousand, four hundred fifty-two".
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