Base | Representation |
---|---|
bin | 1110110101010… |
… | …11001011110100 |
3 | 22200010212011211 |
4 | 13122223023310 |
5 | 223323330030 |
6 | 20203011204 |
7 | 3040443556 |
oct | 732531364 |
9 | 280125154 |
10 | 124433140 |
11 | 6426a507 |
12 | 35809b04 |
13 | 1ca199a0 |
14 | 127514d6 |
15 | adce12a |
hex | 76ab2f4 |
124433140 has 24 divisors (see below), whose sum is σ = 281410920. Its totient is φ = 45944448.
The previous prime is 124433131. The next prime is 124433143. The reversal of 124433140 is 41334421.
It can be written as a sum of positive squares in 4 ways, for example, as 15397776 + 109035364 = 3924^2 + 10442^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (124433143) 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, 239035 + ... + 239554.
It is an arithmetic number, because the mean of its divisors is an integer number (11725455).
Almost surely, 2124433140 is an apocalyptic number.
124433140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
124433140 is an abundant number, since it is smaller than the sum of its proper divisors (156977780).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
124433140 is a wasteful number, since it uses less digits than its factorization.
124433140 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 478611 (or 478609 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 22.
The square root of 124433140 is about 11154.9603316193. The cubic root of 124433140 is about 499.2430412719.
Adding to 124433140 its reverse (41334421), we get a palindrome (165767561).
The spelling of 124433140 in words is "one hundred twenty-four million, four hundred thirty-three thousand, one hundred forty".
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