Base | Representation |
---|---|
bin | 1110111111000… |
… | …11011100011001 |
3 | 22202112211122200 |
4 | 13133203130121 |
5 | 224140242103 |
6 | 20250240413 |
7 | 3054351510 |
oct | 737433431 |
9 | 282484580 |
10 | 125712153 |
11 | 64a63446 |
12 | 36126109 |
13 | 20076bb8 |
14 | 129a5677 |
15 | b0830a3 |
hex | 77e3719 |
125712153 has 12 divisors (see below), whose sum is σ = 207524928. Its totient is φ = 71835480.
The previous prime is 125712101. The next prime is 125712157. The reversal of 125712153 is 351217521.
It is not a de Polignac number, because 125712153 - 212 = 125708057 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (125712157) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 997653 + ... + 997778.
It is an arithmetic number, because the mean of its divisors is an integer number (17293744).
Almost surely, 2125712153 is an apocalyptic number.
It is an amenable number.
125712153 is a deficient number, since it is larger than the sum of its proper divisors (81812775).
125712153 is a wasteful number, since it uses less digits than its factorization.
125712153 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1995444 (or 1995441 counting only the distinct ones).
The product of its digits is 2100, while the sum is 27.
The square root of 125712153 is about 11212.1431046879. The cubic root of 125712153 is about 500.9477397769.
Adding to 125712153 its reverse (351217521), we get a palindrome (476929674).
The spelling of 125712153 in words is "one hundred twenty-five million, seven hundred twelve thousand, one hundred fifty-three".
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