Base | Representation |
---|---|
bin | 1110111001011… |
… | …11100100011110 |
3 | 22201011102000011 |
4 | 13130233210132 |
5 | 223443203030 |
6 | 20222353434 |
7 | 3045162511 |
oct | 734574436 |
9 | 281142004 |
10 | 124975390 |
11 | 645aa951 |
12 | 35a2b87a |
13 | 1cb79747 |
14 | 12852d78 |
15 | ae89b2a |
hex | 772f91e |
124975390 has 16 divisors (see below), whose sum is σ = 225163008. Its totient is φ = 49944096.
The previous prime is 124975387. The next prime is 124975391. The reversal of 124975390 is 93579421.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (124975391) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6979 + ... + 17281.
It is an arithmetic number, because the mean of its divisors is an integer number (14072688).
Almost surely, 2124975390 is an apocalyptic number.
124975390 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
124975390 is a deficient number, since it is larger than the sum of its proper divisors (100187618).
124975390 is a wasteful number, since it uses less digits than its factorization.
124975390 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11523.
The product of its (nonzero) digits is 68040, while the sum is 40.
The square root of 124975390 is about 11179.2392406639. The cubic root of 124975390 is about 499.9671845130.
The spelling of 124975390 in words is "one hundred twenty-four million, nine hundred seventy-five thousand, three hundred ninety".
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