Base | Representation |
---|---|
bin | 1110110101000… |
… | …00101111100000 |
3 | 22200001200111200 |
4 | 13122200233200 |
5 | 223320442433 |
6 | 20202041200 |
7 | 3040205064 |
oct | 732405740 |
9 | 280050450 |
10 | 124390368 |
11 | 64240363 |
12 | 357a9200 |
13 | 1ca0338b |
14 | 1273daa4 |
15 | adc1613 |
hex | 76a0be0 |
124390368 has 36 divisors (see below), whose sum is σ = 353735928. Its totient is φ = 41463360.
The previous prime is 124390361. The next prime is 124390381. The reversal of 124390368 is 863093421.
It is a tau number, because it is divible by the number of its divisors (36).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (124390361) by changing a digit.
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 5 ways as a sum of consecutive naturals, for example, 215668 + ... + 216243.
It is an arithmetic number, because the mean of its divisors is an integer number (9825998).
Almost surely, 2124390368 is an apocalyptic number.
124390368 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
It is an amenable number.
124390368 is an abundant number, since it is smaller than the sum of its proper divisors (229345560).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
124390368 is a wasteful number, since it uses less digits than its factorization.
124390368 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 431927 (or 431916 counting only the distinct ones).
The product of its (nonzero) digits is 31104, while the sum is 36.
The square root of 124390368 is about 11153.0429928338. The cubic root of 124390368 is about 499.1858323149.
The spelling of 124390368 in words is "one hundred twenty-four million, three hundred ninety thousand, three hundred sixty-eight".
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