Base | Representation |
---|---|
bin | 1110110101010… |
… | …01010011001100 |
3 | 22200010110120220 |
4 | 13122221103030 |
5 | 223323103140 |
6 | 20202511340 |
7 | 3040412220 |
oct | 732512314 |
9 | 280113526 |
10 | 124425420 |
11 | 64264729 |
12 | 35805550 |
13 | 1ca16312 |
14 | 1274c780 |
15 | adcbbd0 |
hex | 76a94cc |
124425420 has 48 divisors (see below), whose sum is σ = 398162688. Its totient is φ = 28440000.
The previous prime is 124425419. The next prime is 124425437. The reversal of 124425420 is 24524421.
It is a happy number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 147706 + ... + 148545.
It is an arithmetic number, because the mean of its divisors is an integer number (8295056).
Almost surely, 2124425420 is an apocalyptic number.
124425420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
124425420 is an abundant number, since it is smaller than the sum of its proper divisors (273737268).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
124425420 is a wasteful number, since it uses less digits than its factorization.
124425420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 296270 (or 296268 counting only the distinct ones).
The product of its (nonzero) digits is 2560, while the sum is 24.
The square root of 124425420 is about 11154.6142918525. The cubic root of 124425420 is about 499.2327164876.
Adding to 124425420 its reverse (24524421), we get a palindrome (148949841).
Subtracting from 124425420 its reverse (24524421), we obtain a palindrome (99900999).
The spelling of 124425420 in words is "one hundred twenty-four million, four hundred twenty-five thousand, four hundred twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.078 sec. • engine limits •