Base | Representation |
---|---|
bin | 111001111011011010… |
… | …1100110101010110001 |
3 | 102220002200011121110000 |
4 | 1303312311212222301 |
5 | 4014232441101231 |
6 | 133052042500213 |
7 | 11662520241021 |
oct | 1636665465261 |
9 | 386080147400 |
10 | 124400331441 |
11 | 48837820281 |
12 | 20139504669 |
13 | b966a35199 |
14 | 6041909a81 |
15 | 33814576e6 |
hex | 1cf6d66ab1 |
124400331441 has 20 divisors (see below), whose sum is σ = 186049538532. Its totient is φ = 82836736128.
The previous prime is 124400331413. The next prime is 124400331467. The reversal of 124400331441 is 144133004421.
It can be written as a sum of positive squares in 2 ways, for example, as 90793742400 + 33606589041 = 301320^2 + 183321^2 .
It is not a de Polignac number, because 124400331441 - 217 = 124400200369 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is not an unprimeable number, because it can be changed into a prime (124400331491) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 826620 + ... + 965453.
Almost surely, 2124400331441 is an apocalyptic number.
It is an amenable number.
124400331441 is a deficient number, since it is larger than the sum of its proper divisors (61649207091).
124400331441 is an equidigital number, since it uses as much as digits as its factorization.
124400331441 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1792942 (or 1792933 counting only the distinct ones).
The product of its (nonzero) digits is 4608, while the sum is 27.
Adding to 124400331441 its reverse (144133004421), we get a palindrome (268533335862).
The spelling of 124400331441 in words is "one hundred twenty-four billion, four hundred million, three hundred thirty-one thousand, four hundred forty-one".
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