Base | Representation |
---|---|
bin | 111001001000… |
… | …1110001111101 |
3 | 2002100222121121 |
4 | 1302101301331 |
5 | 30132112440 |
6 | 2550030541 |
7 | 512426623 |
oct | 162216175 |
9 | 62328547 |
10 | 29957245 |
11 | 15a0135a |
12 | a048451 |
13 | 628b6a6 |
14 | 3d9b513 |
15 | 296b34a |
hex | 1c91c7d |
29957245 has 4 divisors (see below), whose sum is σ = 35948700. Its totient is φ = 23965792.
The previous prime is 29957237. The next prime is 29957251. The reversal of 29957245 is 54275992.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 12292036 + 17665209 = 3506^2 + 4203^2 .
It is a cyclic number.
It is not a de Polignac number, because 29957245 - 23 = 29957237 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2995720 + ... + 2995729.
It is an arithmetic number, because the mean of its divisors is an integer number (8987175).
Almost surely, 229957245 is an apocalyptic number.
It is an amenable number.
29957245 is a deficient number, since it is larger than the sum of its proper divisors (5991455).
29957245 is an equidigital number, since it uses as much as digits as its factorization.
29957245 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5991454.
The product of its digits is 226800, while the sum is 43.
The square root of 29957245 is about 5473.3212038030. The cubic root of 29957245 is about 310.5755696100.
The spelling of 29957245 in words is "twenty-nine million, nine hundred fifty-seven thousand, two hundred forty-five".
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