Base | Representation |
---|---|
bin | 1110111001111… |
… | …11101100010111 |
3 | 22201021202121010 |
4 | 13130333230113 |
5 | 224002311211 |
6 | 20224023303 |
7 | 3045556164 |
oct | 734775427 |
9 | 281252533 |
10 | 125041431 |
11 | 64645529 |
12 | 35a61b33 |
13 | 1cba0818 |
14 | 1286d06b |
15 | ae9e4a6 |
hex | 773fb17 |
125041431 has 8 divisors (see below), whose sum is σ = 170788464. Its totient is φ = 81327680.
The previous prime is 125041387. The next prime is 125041453. The reversal of 125041431 is 134140521.
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 125041431 - 221 = 122944279 is a prime.
It is a super-2 number, since 2×1250414312 = 31270718933055522, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 125041398 and 125041407.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (125041471) 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, 508176 + ... + 508421.
It is an arithmetic number, because the mean of its divisors is an integer number (21348558).
Almost surely, 2125041431 is an apocalyptic number.
125041431 is a deficient number, since it is larger than the sum of its proper divisors (45747033).
125041431 is a wasteful number, since it uses less digits than its factorization.
125041431 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1016641.
The product of its (nonzero) digits is 480, while the sum is 21.
The square root of 125041431 is about 11182.1925846410. The cubic root of 125041431 is about 500.0552352312.
Adding to 125041431 its reverse (134140521), we get a palindrome (259181952).
The spelling of 125041431 in words is "one hundred twenty-five million, forty-one thousand, four hundred thirty-one".
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