Base | Representation |
---|---|
bin | 1110110011000… |
… | …11101001100100 |
3 | 22122120222020200 |
4 | 13121203221210 |
5 | 223234441012 |
6 | 20152430500 |
7 | 3035113404 |
oct | 731435144 |
9 | 278528220 |
10 | 124140132 |
11 | 6408a356 |
12 | 356a8430 |
13 | 1c9464cc |
14 | 126b6804 |
15 | ad723dc |
hex | 7663a64 |
124140132 has 36 divisors (see below), whose sum is σ = 316854720. Its totient is φ = 40977072.
The previous prime is 124140127. The next prime is 124140139. The reversal of 124140132 is 231041421.
It is a tau number, because it is divible by the number of its divisors (36).
It is a Harshad number since it is a multiple of its sum of digits (18).
It is not an unprimeable number, because it can be changed into a prime (124140139) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13032 + ... + 20447.
It is an arithmetic number, because the mean of its divisors is an integer number (8801520).
Almost surely, 2124140132 is an apocalyptic number.
124140132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
124140132 is an abundant number, since it is smaller than the sum of its proper divisors (192714588).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
124140132 is a wasteful number, since it uses less digits than its factorization.
124140132 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 33592 (or 33587 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 18.
The square root of 124140132 is about 11141.8190615357. The cubic root of 124140132 is about 498.8508703587.
Adding to 124140132 its reverse (231041421), we get a palindrome (355181553).
The spelling of 124140132 in words is "one hundred twenty-four million, one hundred forty thousand, one hundred thirty-two".
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