Base | Representation |
---|---|
bin | 1110111000011… |
… | …11000011110101 |
3 | 22200220122100021 |
4 | 13130033003311 |
5 | 223424422404 |
6 | 20215445141 |
7 | 3044066341 |
oct | 734170365 |
9 | 280818307 |
10 | 124842229 |
11 | 645198a6 |
12 | 359867b1 |
13 | 1cb30c55 |
14 | 1281a621 |
15 | ae60454 |
hex | 770f0f5 |
124842229 has 4 divisors (see below), whose sum is σ = 130270176. Its totient is φ = 119414284.
The previous prime is 124842149. The next prime is 124842233. The reversal of 124842229 is 922248421.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 922248421 = 37 ⋅24925633.
It is a cyclic number.
It is not a de Polignac number, because 124842229 - 217 = 124711157 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 124842194 and 124842203.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (124842259) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2713939 + ... + 2713984.
It is an arithmetic number, because the mean of its divisors is an integer number (32567544).
Almost surely, 2124842229 is an apocalyptic number.
It is an amenable number.
124842229 is a deficient number, since it is larger than the sum of its proper divisors (5427947).
124842229 is an equidigital number, since it uses as much as digits as its factorization.
124842229 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5427946.
The product of its digits is 18432, while the sum is 34.
The square root of 124842229 is about 11173.2819260949. The cubic root of 124842229 is about 499.7895501008.
The spelling of 124842229 in words is "one hundred twenty-four million, eight hundred forty-two thousand, two hundred twenty-nine".
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