Base | Representation |
---|---|
bin | 1011010001111… |
… | …1000010110000 |
3 | 10022000202100000 |
4 | 2310133002300 |
5 | 44103004242 |
6 | 4410030000 |
7 | 1113103662 |
oct | 264370260 |
9 | 108022300 |
10 | 47313072 |
11 | 24786014 |
12 | 13a18300 |
13 | 9a57401 |
14 | 63d8532 |
15 | 4248a4c |
hex | 2d1f0b0 |
47313072 has 120 divisors (see below), whose sum is σ = 141004864. Its totient is φ = 15349824.
The previous prime is 47313053. The next prime is 47313073. The reversal of 47313072 is 27031374.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is not an unprimeable number, because it can be changed into a prime (47313073) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 167043 + ... + 167325.
Almost surely, 247313072 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 47313072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70502432).
47313072 is an abundant number, since it is smaller than the sum of its proper divisors (93691792).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47313072 is a wasteful number, since it uses less digits than its factorization.
47313072 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 349 (or 331 counting only the distinct ones).
The product of its (nonzero) digits is 3528, while the sum is 27.
The square root of 47313072 is about 6878.4498253604. The cubic root of 47313072 is about 361.6821278852.
The spelling of 47313072 in words is "forty-seven million, three hundred thirteen thousand, seventy-two".
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