Base | Representation |
---|---|
bin | 111000101110… |
… | …0111100001101 |
3 | 2001221222201121 |
4 | 1301130330031 |
5 | 30103201223 |
6 | 2541240541 |
7 | 510535624 |
oct | 161347415 |
9 | 61858647 |
10 | 29740813 |
11 | 15873793 |
12 | 9b63151 |
13 | 621401b |
14 | 3d426bb |
15 | 292715d |
hex | 1c5cf0d |
29740813 has 2 divisors, whose sum is σ = 29740814. Its totient is φ = 29740812.
The previous prime is 29740807. The next prime is 29740849. The reversal of 29740813 is 31804792.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 16621929 + 13118884 = 4077^2 + 3622^2 .
It is a cyclic number.
It is not a de Polignac number, because 29740813 - 213 = 29732621 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (29740853) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14870406 + 14870407.
It is an arithmetic number, because the mean of its divisors is an integer number (14870407).
Almost surely, 229740813 is an apocalyptic number.
It is an amenable number.
29740813 is a deficient number, since it is larger than the sum of its proper divisors (1).
29740813 is an equidigital number, since it uses as much as digits as its factorization.
29740813 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 12096, while the sum is 34.
The square root of 29740813 is about 5453.5138213816. The cubic root of 29740813 is about 309.8258230708.
The spelling of 29740813 in words is "twenty-nine million, seven hundred forty thousand, eight hundred thirteen".
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