Base | Representation |
---|---|
bin | 1011010011000… |
… | …1000110001110 |
3 | 10022011111202220 |
4 | 2310301012032 |
5 | 44112341042 |
6 | 4411400210 |
7 | 1113532404 |
oct | 264610616 |
9 | 108144686 |
10 | 47387022 |
11 | 24826631 |
12 | 13a53066 |
13 | 9a81c77 |
14 | 6417474 |
15 | 42608ec |
hex | 2d3118e |
47387022 has 16 divisors (see below), whose sum is σ = 95752272. Its totient is φ = 15632640.
The previous prime is 47387017. The next prime is 47387029. The reversal of 47387022 is 22078374.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (47387029) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40129 + ... + 41292.
It is an arithmetic number, because the mean of its divisors is an integer number (5984517).
Almost surely, 247387022 is an apocalyptic number.
47387022 is an abundant number, since it is smaller than the sum of its proper divisors (48365250).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47387022 is a wasteful number, since it uses less digits than its factorization.
47387022 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 81523.
The product of its (nonzero) digits is 18816, while the sum is 33.
The square root of 47387022 is about 6883.8232109780. The cubic root of 47387022 is about 361.8704653397.
The spelling of 47387022 in words is "forty-seven million, three hundred eighty-seven thousand, twenty-two".
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