Base | Representation |
---|---|
bin | 1011011011100… |
… | …1100001000010 |
3 | 10100012220021011 |
4 | 2312321201002 |
5 | 44233231134 |
6 | 4431351134 |
7 | 1121350441 |
oct | 266714102 |
9 | 110186234 |
10 | 47945794 |
11 | 25078426 |
12 | 140824aa |
13 | 9c193c0 |
14 | 6520d58 |
15 | 4321264 |
hex | 2db9842 |
47945794 has 16 divisors (see below), whose sum is σ = 77571648. Its totient is φ = 22094352.
The previous prime is 47945791. The next prime is 47945827. The reversal of 47945794 is 49754974.
It is not an unprimeable number, because it can be changed into a prime (47945791) 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, 24189 + ... + 26095.
It is an arithmetic number, because the mean of its divisors is an integer number (4848228).
Almost surely, 247945794 is an apocalyptic number.
47945794 is a deficient number, since it is larger than the sum of its proper divisors (29625854).
47945794 is a wasteful number, since it uses less digits than its factorization.
47945794 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2889.
The product of its digits is 1270080, while the sum is 49.
The square root of 47945794 is about 6924.2901441231. The cubic root of 47945794 is about 363.2872630941.
The spelling of 47945794 in words is "forty-seven million, nine hundred forty-five thousand, seven hundred ninety-four".
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