Base | Representation |
---|---|
bin | 1110111010110… |
… | …00100100101100 |
3 | 22201110221101112 |
4 | 13131120210230 |
5 | 224014041330 |
6 | 20230131152 |
7 | 3046462250 |
oct | 735304454 |
9 | 281427345 |
10 | 125143340 |
11 | 64705053 |
12 | 35ab0ab8 |
13 | 1cc0801a |
14 | 12898260 |
15 | aebe795 |
hex | 775892c |
125143340 has 24 divisors (see below), whose sum is σ = 300344352. Its totient is φ = 42906240.
The previous prime is 125143327. The next prime is 125143349. The reversal of 125143340 is 43341521.
It is not an unprimeable number, because it can be changed into a prime (125143349) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 446801 + ... + 447080.
It is an arithmetic number, because the mean of its divisors is an integer number (12514348).
Almost surely, 2125143340 is an apocalyptic number.
125143340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
125143340 is an abundant number, since it is smaller than the sum of its proper divisors (175201012).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
125143340 is a wasteful number, since it uses less digits than its factorization.
125143340 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 893897 (or 893895 counting only the distinct ones).
The product of its (nonzero) digits is 1440, while the sum is 23.
The square root of 125143340 is about 11186.7484105079. The cubic root of 125143340 is about 500.1910469928.
Adding to 125143340 its reverse (43341521), we get a palindrome (168484861).
The spelling of 125143340 in words is "one hundred twenty-five million, one hundred forty-three thousand, three hundred forty".
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