Base | Representation |
---|---|
bin | 1011010011101… |
… | …0001001011011 |
3 | 10022020101121211 |
4 | 2310322021123 |
5 | 44120032331 |
6 | 4412243551 |
7 | 1114045441 |
oct | 264721133 |
9 | 108211554 |
10 | 47424091 |
11 | 24851470 |
12 | 13a705b7 |
13 | 9a95ac0 |
14 | 6426b91 |
15 | 426b8b1 |
hex | 2d3a25b |
47424091 has 16 divisors (see below), whose sum is σ = 58141440. Its totient is φ = 38063520.
The previous prime is 47424059. The next prime is 47424109. The reversal of 47424091 is 19042474.
It is not a de Polignac number, because 47424091 - 25 = 47424059 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (47424001) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3921 + ... + 10498.
It is an arithmetic number, because the mean of its divisors is an integer number (3633840).
Almost surely, 247424091 is an apocalyptic number.
47424091 is a deficient number, since it is larger than the sum of its proper divisors (10717349).
47424091 is a wasteful number, since it uses less digits than its factorization.
47424091 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14466.
The product of its (nonzero) digits is 8064, while the sum is 31.
The square root of 47424091 is about 6886.5151564489. The cubic root of 47424091 is about 361.9647997477.
The spelling of 47424091 in words is "forty-seven million, four hundred twenty-four thousand, ninety-one".
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