Base | Representation |
---|---|
bin | 1110110010111… |
… | …10110100000000 |
3 | 22122112222001220 |
4 | 13121132310000 |
5 | 223233322240 |
6 | 20152155040 |
7 | 3035001552 |
oct | 731366400 |
9 | 278488056 |
10 | 124120320 |
11 | 64076485 |
12 | 35698a80 |
13 | 1c93a49c |
14 | 126ad4d2 |
15 | ad6b5d0 |
hex | 765ed00 |
124120320 has 72 divisors (see below), whose sum is σ = 396421536. Its totient is φ = 33097728.
The previous prime is 124120313. The next prime is 124120333. The reversal of 124120320 is 23021421.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a self number, because there is not a number n which added to its sum of digits gives 124120320.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12322 + ... + 20001.
Almost surely, 2124120320 is an apocalyptic number.
124120320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
124120320 is an abundant number, since it is smaller than the sum of its proper divisors (272301216).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
124120320 is an equidigital number, since it uses as much as digits as its factorization.
124120320 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 32347 (or 32333 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 15.
The square root of 124120320 is about 11140.9299432318. The cubic root of 124120320 is about 498.8243311053.
Adding to 124120320 its reverse (23021421), we get a palindrome (147141741).
The spelling of 124120320 in words is "one hundred twenty-four million, one hundred twenty thousand, three hundred twenty".
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