Base | Representation |
---|---|
bin | 1110111010110… |
… | …00000101001001 |
3 | 22201110211121202 |
4 | 13131120011021 |
5 | 224014010241 |
6 | 20230113545 |
7 | 3046453334 |
oct | 735300511 |
9 | 281424552 |
10 | 125141321 |
11 | 64703588 |
12 | 35aab8b5 |
13 | 1cc07126 |
14 | 1289761b |
15 | aebdd9b |
hex | 7758149 |
125141321 has 16 divisors (see below), whose sum is σ = 133902720. Its totient is φ = 116688000.
The previous prime is 125141299. The next prime is 125141347. The reversal of 125141321 is 123141521.
It is a cyclic number.
It is not a de Polignac number, because 125141321 - 218 = 124879177 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 125141293 and 125141302.
It is not an unprimeable number, because it can be changed into a prime (125141381) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 305765 + ... + 306173.
It is an arithmetic number, because the mean of its divisors is an integer number (8368920).
Almost surely, 2125141321 is an apocalyptic number.
It is an amenable number.
125141321 is a deficient number, since it is larger than the sum of its proper divisors (8761399).
125141321 is a wasteful number, since it uses less digits than its factorization.
125141321 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 736.
The product of its digits is 240, while the sum is 20.
The square root of 125141321 is about 11186.6581694445. The cubic root of 125141321 is about 500.1883570343.
Adding to 125141321 its reverse (123141521), we get a palindrome (248282842).
The spelling of 125141321 in words is "one hundred twenty-five million, one hundred forty-one thousand, three hundred twenty-one".
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