Base | Representation |
---|---|
bin | 1011011010011… |
… | …1001100001101 |
3 | 10100002002022010 |
4 | 2312213030031 |
5 | 44223330413 |
6 | 4430011433 |
7 | 1120615551 |
oct | 266471415 |
9 | 110062263 |
10 | 47870733 |
11 | 25026a99 |
12 | 14046b79 |
13 | 9bc11a1 |
14 | 6501861 |
15 | 4308dc3 |
hex | 2da730d |
47870733 has 4 divisors (see below), whose sum is σ = 63827648. Its totient is φ = 31913820.
The previous prime is 47870731. The next prime is 47870737. The reversal of 47870733 is 33707874.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is not a de Polignac number, because 47870733 - 21 = 47870731 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 47870691 and 47870700.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (47870731) 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, 7978453 + ... + 7978458.
It is an arithmetic number, because the mean of its divisors is an integer number (15956912).
Almost surely, 247870733 is an apocalyptic number.
It is an amenable number.
47870733 is a deficient number, since it is larger than the sum of its proper divisors (15956915).
47870733 is a wasteful number, since it uses less digits than its factorization.
47870733 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15956914.
The product of its (nonzero) digits is 98784, while the sum is 39.
The square root of 47870733 is about 6918.8678987245. The cubic root of 47870733 is about 363.0975839763.
The spelling of 47870733 in words is "forty-seven million, eight hundred seventy thousand, seven hundred thirty-three".
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