Base | Representation |
---|---|
bin | 111001110011010111… |
… | …1111001101111011000 |
3 | 102212101212020201211011 |
4 | 1303212233321233120 |
5 | 4013204340314430 |
6 | 133005201143304 |
7 | 11653032000346 |
oct | 1634657715730 |
9 | 385355221734 |
10 | 124130401240 |
11 | 4870941476a |
12 | 2008302ab34 |
13 | b922b35081 |
14 | 6017b22996 |
15 | 33678d822a |
hex | 1ce6bf9bd8 |
124130401240 has 32 divisors (see below), whose sum is σ = 279415730880. Its totient is φ = 49630413312.
The previous prime is 124130401229. The next prime is 124130401267. The reversal of 124130401240 is 42104031421.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 586977 + ... + 769936.
It is an arithmetic number, because the mean of its divisors is an integer number (8731741590).
Almost surely, 2124130401240 is an apocalyptic number.
124130401240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
124130401240 is an abundant number, since it is smaller than the sum of its proper divisors (155285329640).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
124130401240 is a wasteful number, since it uses less digits than its factorization.
124130401240 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1359211 (or 1359207 counting only the distinct ones).
The product of its (nonzero) digits is 768, while the sum is 22.
Adding to 124130401240 its reverse (42104031421), we get a palindrome (166234432661).
The spelling of 124130401240 in words is "one hundred twenty-four billion, one hundred thirty million, four hundred one thousand, two hundred forty".
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