Base | Representation |
---|---|
bin | 1110111100010… |
… | …01111010001111 |
3 | 22201212012121002 |
4 | 13132021322033 |
5 | 224042023143 |
6 | 20234330515 |
7 | 3051263360 |
oct | 736117217 |
9 | 281765532 |
10 | 125345423 |
11 | 64832965 |
12 | 35b89a3b |
13 | 1cc78cb8 |
14 | 1290bb67 |
15 | b00e5b8 |
hex | 7789e8f |
125345423 has 16 divisors (see below), whose sum is σ = 151942656. Its totient is φ = 101075040.
The previous prime is 125345417. The next prime is 125345461. The reversal of 125345423 is 324543521.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 125345423 - 212 = 125341327 is a prime.
It is a super-2 number, since 2×1253454232 = 31422950134097858, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (125345483) 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 15 ways as a sum of consecutive naturals, for example, 3440 + ... + 16202.
It is an arithmetic number, because the mean of its divisors is an integer number (9496416).
Almost surely, 2125345423 is an apocalyptic number.
125345423 is a deficient number, since it is larger than the sum of its proper divisors (26597233).
125345423 is a wasteful number, since it uses less digits than its factorization.
125345423 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12854.
The product of its digits is 14400, while the sum is 29.
The square root of 125345423 is about 11195.7770163576. Note that the first 3 decimals coincide. The cubic root of 125345423 is about 500.4601404117.
Adding to 125345423 its reverse (324543521), we get a palindrome (449888944).
It can be divided in two parts, 12 and 5345423, that added together give a palindrome (5345435).
The spelling of 125345423 in words is "one hundred twenty-five million, three hundred forty-five thousand, four hundred twenty-three".
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