Base | Representation |
---|---|
bin | 110111100011… |
… | …0100110110101 |
3 | 2000210201001101 |
4 | 1233012212311 |
5 | 24424000140 |
6 | 2520130101 |
7 | 502362445 |
oct | 157064665 |
9 | 60721041 |
10 | 29125045 |
11 | 15493094 |
12 | 9906931 |
13 | 6059971 |
14 | 3c22125 |
15 | 285499a |
hex | 1bc69b5 |
29125045 has 4 divisors (see below), whose sum is σ = 34950060. Its totient is φ = 23300032.
The previous prime is 29124947. The next prime is 29125049. The reversal of 29125045 is 54052192.
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 13490929 + 15634116 = 3673^2 + 3954^2 .
It is a cyclic number.
It is not a de Polignac number, because 29125045 - 27 = 29124917 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (29125049) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2912500 + ... + 2912509.
It is an arithmetic number, because the mean of its divisors is an integer number (8737515).
Almost surely, 229125045 is an apocalyptic number.
It is an amenable number.
29125045 is a deficient number, since it is larger than the sum of its proper divisors (5825015).
29125045 is an equidigital number, since it uses as much as digits as its factorization.
29125045 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5825014.
The product of its (nonzero) digits is 3600, while the sum is 28.
The square root of 29125045 is about 5396.7624553986. The cubic root of 29125045 is about 307.6726331410.
The spelling of 29125045 in words is "twenty-nine million, one hundred twenty-five thousand, forty-five".
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