Base | Representation |
---|---|
bin | 1111000000010… |
… | …11100011100001 |
3 | 22202212012000201 |
4 | 13200023203201 |
5 | 224211021244 |
6 | 20253545201 |
7 | 3055634506 |
oct | 740134341 |
9 | 282765021 |
10 | 125876449 |
11 | 65065926 |
12 | 361a5201 |
13 | 2010390a |
14 | 12a094ad |
15 | b0b6ad4 |
hex | 780b8e1 |
125876449 has 8 divisors (see below), whose sum is σ = 133982208. Its totient is φ = 117848640.
The previous prime is 125876411. The next prime is 125876453. The reversal of 125876449 is 944678521.
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 125876449 - 213 = 125868257 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 125876399 and 125876408.
It is not an unprimeable number, because it can be changed into a prime (125876549) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16137 + ... + 22630.
It is an arithmetic number, because the mean of its divisors is an integer number (16747776).
Almost surely, 2125876449 is an apocalyptic number.
It is an amenable number.
125876449 is a deficient number, since it is larger than the sum of its proper divisors (8105759).
125876449 is a wasteful number, since it uses less digits than its factorization.
125876449 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 38975.
The product of its digits is 483840, while the sum is 46.
The square root of 125876449 is about 11219.4674116020. The cubic root of 125876449 is about 501.1658780106.
It can be divided in two parts, 12587644 and 9, that added together give a triangular number (12587653 = T5017).
The spelling of 125876449 in words is "one hundred twenty-five million, eight hundred seventy-six thousand, four hundred forty-nine".
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