Base | Representation |
---|---|
bin | 1110111011111… |
… | …11010111010110 |
3 | 22201210000100100 |
4 | 13131333113112 |
5 | 224034132410 |
6 | 20233354530 |
7 | 3051023424 |
oct | 735772726 |
9 | 281700310 |
10 | 125302230 |
11 | 64803469 |
12 | 35b68a46 |
13 | 1cc62441 |
14 | 128da114 |
15 | b0018c0 |
hex | 777f5d6 |
125302230 has 48 divisors (see below), whose sum is σ = 326658384. Its totient is φ = 33324480.
The previous prime is 125302213. The next prime is 125302231. The reversal of 125302230 is 32203521.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (125302231) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 36237 + ... + 39543.
It is an arithmetic number, because the mean of its divisors is an integer number (6805383).
Almost surely, 2125302230 is an apocalyptic number.
125302230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
125302230 is an abundant number, since it is smaller than the sum of its proper divisors (201356154).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
125302230 is a wasteful number, since it uses less digits than its factorization.
125302230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3741 (or 3738 counting only the distinct ones).
The product of its (nonzero) digits is 360, while the sum is 18.
The square root of 125302230 is about 11193.8478638938. The cubic root of 125302230 is about 500.4026489939.
Adding to 125302230 its reverse (32203521), we get a palindrome (157505751).
The spelling of 125302230 in words is "one hundred twenty-five million, three hundred two thousand, two hundred thirty".
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