Base | Representation |
---|---|
bin | 1110111100001… |
… | …00010000010101 |
3 | 22201211000211020 |
4 | 13132010100111 |
5 | 224040303021 |
6 | 20234031353 |
7 | 3051136011 |
oct | 736042025 |
9 | 281730736 |
10 | 125322261 |
11 | 64817519 |
12 | 35b78559 |
13 | 1cc6b5ac |
14 | 12903541 |
15 | b0077c6 |
hex | 7784415 |
125322261 has 16 divisors (see below), whose sum is σ = 169512000. Its totient is φ = 82349568.
The previous prime is 125322259. The next prime is 125322277. The reversal of 125322261 is 162223521.
It is not a de Polignac number, because 125322261 - 21 = 125322259 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (125322221) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61125 + ... + 63141.
It is an arithmetic number, because the mean of its divisors is an integer number (10594500).
Almost surely, 2125322261 is an apocalyptic number.
It is an amenable number.
125322261 is a deficient number, since it is larger than the sum of its proper divisors (44189739).
125322261 is a wasteful number, since it uses less digits than its factorization.
125322261 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2308.
The product of its digits is 1440, while the sum is 24.
The square root of 125322261 is about 11194.7425606845. The cubic root of 125322261 is about 500.4293126092.
Adding to 125322261 its reverse (162223521), we get a palindrome (287545782).
The spelling of 125322261 in words is "one hundred twenty-five million, three hundred twenty-two thousand, two hundred sixty-one".
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