Base | Representation |
---|---|
bin | 1111000000000… |
… | …00010111111111 |
3 | 22202202212012122 |
4 | 13200000113333 |
5 | 224203040110 |
6 | 20252553155 |
7 | 3055354136 |
oct | 740002777 |
9 | 282685178 |
10 | 125830655 |
11 | 65034485 |
12 | 361827bb |
13 | 200b8b12 |
14 | 129d691d |
15 | b0a8255 |
hex | 78005ff |
125830655 has 4 divisors (see below), whose sum is σ = 150996792. Its totient is φ = 100664520.
The previous prime is 125830637. The next prime is 125830669. The reversal of 125830655 is 556038521.
It is a semiprime because it is the product of two primes.
It is not a de Polignac number, because 125830655 - 26 = 125830591 is a prime.
It is a Duffinian number.
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, 12583061 + ... + 12583070.
It is an arithmetic number, because the mean of its divisors is an integer number (37749198).
Almost surely, 2125830655 is an apocalyptic number.
125830655 is a deficient number, since it is larger than the sum of its proper divisors (25166137).
125830655 is an equidigital number, since it uses as much as digits as its factorization.
125830655 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25166136.
The product of its (nonzero) digits is 36000, while the sum is 35.
The square root of 125830655 is about 11217.4263982430. The cubic root of 125830655 is about 501.1050957274.
It can be divided in two parts, 1258 and 30655, that added together give a palindrome (31913).
The spelling of 125830655 in words is "one hundred twenty-five million, eight hundred thirty thousand, six hundred fifty-five".
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