Base | Representation |
---|---|
bin | 111001000011… |
… | …1000010110001 |
3 | 2002021202021201 |
4 | 1302013002301 |
5 | 30124211030 |
6 | 2545051201 |
7 | 512154454 |
oct | 162070261 |
9 | 62252251 |
10 | 29913265 |
11 | 15981308 |
12 | a026b01 |
13 | 6274675 |
14 | 3d8949b |
15 | 295d2ca |
hex | 1c870b1 |
29913265 has 8 divisors (see below), whose sum is σ = 36158760. Its totient is φ = 23755392.
The previous prime is 29913229. The next prime is 29913269. The reversal of 29913265 is 56231992.
29913265 is nontrivially palindromic in base 8.
It can be written as a sum of positive squares in 4 ways, for example, as 3122289 + 26790976 = 1767^2 + 5176^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-29913265 is a prime.
It is not an unprimeable number, because it can be changed into a prime (29913269) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21150 + ... + 22519.
It is an arithmetic number, because the mean of its divisors is an integer number (4519845).
Almost surely, 229913265 is an apocalyptic number.
It is an amenable number.
29913265 is a deficient number, since it is larger than the sum of its proper divisors (6245495).
29913265 is a wasteful number, since it uses less digits than its factorization.
29913265 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 43811.
The product of its digits is 29160, while the sum is 37.
The square root of 29913265 is about 5469.3020578498. The cubic root of 29913265 is about 310.4235106419.
The spelling of 29913265 in words is "twenty-nine million, nine hundred thirteen thousand, two hundred sixty-five".
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