Base | Representation |
---|---|
bin | 1110111010000… |
… | …11000111110111 |
3 | 22201022110212102 |
4 | 13131003013313 |
5 | 224003233404 |
6 | 20224212315 |
7 | 3045645143 |
oct | 735030767 |
9 | 281273772 |
10 | 125055479 |
11 | 6465503a |
12 | 35a6a09b |
13 | 1cba7033 |
14 | 12874223 |
15 | aea371e |
hex | 77431f7 |
125055479 has 8 divisors (see below), whose sum is σ = 125914320. Its totient is φ = 124200000.
The previous prime is 125055421. The next prime is 125055487. The reversal of 125055479 is 974550521.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 125055479 - 212 = 125051383 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (125055409) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 150437 + ... + 151265.
It is an arithmetic number, because the mean of its divisors is an integer number (15739290).
Almost surely, 2125055479 is an apocalyptic number.
125055479 is a deficient number, since it is larger than the sum of its proper divisors (858841).
125055479 is an equidigital number, since it uses as much as digits as its factorization.
125055479 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1681.
The product of its (nonzero) digits is 63000, while the sum is 38.
The square root of 125055479 is about 11182.8207085690. The cubic root of 125055479 is about 500.0739610590.
The spelling of 125055479 in words is "one hundred twenty-five million, fifty-five thousand, four hundred seventy-nine".
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