Base | Representation |
---|---|
bin | 1110111001111… |
… | …11000011110111 |
3 | 22201021122001010 |
4 | 13130333003313 |
5 | 224002220324 |
6 | 20224003303 |
7 | 3045545502 |
oct | 734770367 |
9 | 281248033 |
10 | 125038839 |
11 | 64643592 |
12 | 35a60533 |
13 | 1cb9c5a3 |
14 | 1286c139 |
15 | ae9d829 |
hex | 773f0f7 |
125038839 has 8 divisors (see below), whose sum is σ = 167650560. Its totient is φ = 82893176.
The previous prime is 125038831. The next prime is 125038897. The reversal of 125038839 is 938830521.
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 125038839 - 23 = 125038831 is a prime.
It is a super-2 number, since 2×1250388392 = 31269422516935842, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 125038797 and 125038806.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (125038831) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 115887 + ... + 116960.
It is an arithmetic number, because the mean of its divisors is an integer number (20956320).
Almost surely, 2125038839 is an apocalyptic number.
125038839 is a deficient number, since it is larger than the sum of its proper divisors (42611721).
125038839 is a wasteful number, since it uses less digits than its factorization.
125038839 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 233029.
The product of its (nonzero) digits is 51840, while the sum is 39.
The square root of 125038839 is about 11182.0766854820. The cubic root of 125038839 is about 500.0517799708.
The spelling of 125038839 in words is "one hundred twenty-five million, thirty-eight thousand, eight hundred thirty-nine".
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