Base | Representation |
---|---|
bin | 110111100011… |
… | …0100101010011 |
3 | 2000210200220202 |
4 | 1233012211103 |
5 | 24423444242 |
6 | 2520125415 |
7 | 502362245 |
oct | 157064523 |
9 | 60720822 |
10 | 29124947 |
11 | 15493005 |
12 | 990686b |
13 | 60598c7 |
14 | 3c22095 |
15 | 2854932 |
hex | 1bc6953 |
29124947 has 2 divisors, whose sum is σ = 29124948. Its totient is φ = 29124946.
The previous prime is 29124919. The next prime is 29125049. The reversal of 29124947 is 74942192.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 29124947 - 216 = 29059411 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 29124947.
It is not a weakly prime, because it can be changed into another prime (29124917) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14562473 + 14562474.
It is an arithmetic number, because the mean of its divisors is an integer number (14562474).
Almost surely, 229124947 is an apocalyptic number.
29124947 is a deficient number, since it is larger than the sum of its proper divisors (1).
29124947 is an equidigital number, since it uses as much as digits as its factorization.
29124947 is an evil number, because the sum of its binary digits is even.
The product of its digits is 36288, while the sum is 38.
The square root of 29124947 is about 5396.7533758733. The cubic root of 29124947 is about 307.6722880548.
The spelling of 29124947 in words is "twenty-nine million, one hundred twenty-four thousand, nine hundred forty-seven".
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