Base | Representation |
---|---|
bin | 1110110111100… |
… | …01010101100100 |
3 | 22200200110100012 |
4 | 13123301111210 |
5 | 223412023414 |
6 | 20213105352 |
7 | 3043051400 |
oct | 733612544 |
9 | 280613305 |
10 | 124720484 |
11 | 64446389 |
12 | 35928258 |
13 | 1caba705 |
14 | 127c8100 |
15 | ae3933e |
hex | 76f1564 |
124720484 has 72 divisors (see below), whose sum is σ = 270617760. Its totient is φ = 50004864.
The previous prime is 124720459. The next prime is 124720489. The reversal of 124720484 is 484027421.
It is a self number, because there is not a number n which added to its sum of digits gives 124720484.
It is not an unprimeable number, because it can be changed into a prime (124720489) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 398312 + ... + 398624.
It is an arithmetic number, because the mean of its divisors is an integer number (3758580).
Almost surely, 2124720484 is an apocalyptic number.
124720484 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 124720484, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (135308880).
124720484 is an abundant number, since it is smaller than the sum of its proper divisors (145897276).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
124720484 is a wasteful number, since it uses less digits than its factorization.
124720484 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 457 (or 448 counting only the distinct ones).
The product of its (nonzero) digits is 14336, while the sum is 32.
The square root of 124720484 is about 11167.8325560513. The cubic root of 124720484 is about 499.6270338617.
The spelling of 124720484 in words is "one hundred twenty-four million, seven hundred twenty thousand, four hundred eighty-four".
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