Base | Representation |
---|---|
bin | 1110110011011… |
… | …11111000100101 |
3 | 22122200111222201 |
4 | 13121233320211 |
5 | 223243041440 |
6 | 20153454501 |
7 | 3035412454 |
oct | 731577045 |
9 | 278614881 |
10 | 124190245 |
11 | 64113a73 |
12 | 35711431 |
13 | 1c96326a |
14 | 126cab9b |
15 | ad8219a |
hex | 766fe25 |
124190245 has 8 divisors (see below), whose sum is σ = 150101280. Its totient is φ = 98636880.
The previous prime is 124190243. The next prime is 124190279. The reversal of 124190245 is 542091421.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 124190245 - 21 = 124190243 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (124190243) 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, 88651 + ... + 90040.
It is an arithmetic number, because the mean of its divisors is an integer number (18762660).
Almost surely, 2124190245 is an apocalyptic number.
It is an amenable number.
124190245 is a deficient number, since it is larger than the sum of its proper divisors (25911035).
124190245 is a wasteful number, since it uses less digits than its factorization.
124190245 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 178835.
The product of its (nonzero) digits is 2880, while the sum is 28.
The square root of 124190245 is about 11144.0677043887. The cubic root of 124190245 is about 498.9179868508.
The spelling of 124190245 in words is "one hundred twenty-four million, one hundred ninety thousand, two hundred forty-five".
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