Base | Representation |
---|---|
bin | 10000111110110… |
… | …11010100111101 |
3 | 100221001112001210 |
4 | 20133123110331 |
5 | 242432044000 |
6 | 22045155033 |
7 | 3346566660 |
oct | 1037332475 |
9 | 327045053 |
10 | 142456125 |
11 | 7345a439 |
12 | 3b85ba79 |
13 | 2368a286 |
14 | 14cc36d7 |
15 | c78e350 |
hex | 87db53d |
142456125 has 32 divisors (see below), whose sum is σ = 270915840. Its totient is φ = 65121600.
The previous prime is 142456123. The next prime is 142456147. The reversal of 142456125 is 521654241.
It is not a de Polignac number, because 142456125 - 21 = 142456123 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 142456092 and 142456101.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (142456121) 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 31 ways as a sum of consecutive naturals, for example, 24510 + ... + 29759.
It is an arithmetic number, because the mean of its divisors is an integer number (8466120).
Almost surely, 2142456125 is an apocalyptic number.
142456125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
142456125 is a deficient number, since it is larger than the sum of its proper divisors (128459715).
142456125 is an equidigital number, since it uses as much as digits as its factorization.
142456125 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 54294 (or 54284 counting only the distinct ones).
The product of its digits is 9600, while the sum is 30.
The square root of 142456125 is about 11935.4985233127. The cubic root of 142456125 is about 522.2683511807.
The spelling of 142456125 in words is "one hundred forty-two million, four hundred fifty-six thousand, one hundred twenty-five".
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