Base | Representation |
---|---|
bin | 1110110101101… |
… | …00001100001001 |
3 | 22200012201202221 |
4 | 13122310030021 |
5 | 223331020100 |
6 | 20203454041 |
7 | 3040656241 |
oct | 732641411 |
9 | 280181687 |
10 | 124470025 |
11 | 64295199 |
12 | 35827321 |
13 | 1ca30704 |
14 | 12760b21 |
15 | adda01a |
hex | 76b4309 |
124470025 has 6 divisors (see below), whose sum is σ = 154342862. Its totient is φ = 99576000.
The previous prime is 124470019. The next prime is 124470067. The reversal of 124470025 is 520074421.
It can be written as a sum of positive squares in 3 ways, for example, as 13689 + 124456336 = 117^2 + 11156^2 .
It is not a de Polignac number, because 124470025 - 223 = 116081417 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (25), and also a Moran number because the ratio is a prime number: 4978801 = 124470025 / (1 + 2 + 4 + 4 + 7 + 0 + 0 + 2 + 5).
It is a Duffinian number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2489376 + ... + 2489425.
Almost surely, 2124470025 is an apocalyptic number.
It is an amenable number.
124470025 is a deficient number, since it is larger than the sum of its proper divisors (29872837).
124470025 is an equidigital number, since it uses as much as digits as its factorization.
124470025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4978811 (or 4978806 counting only the distinct ones).
The product of its (nonzero) digits is 2240, while the sum is 25.
The square root of 124470025 is about 11156.6135094840. The cubic root of 124470025 is about 499.2923656464.
The spelling of 124470025 in words is "one hundred twenty-four million, four hundred seventy thousand, twenty-five".
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