Base | Representation |
---|---|
bin | 1110110100110… |
… | …00000111111101 |
3 | 22122222220002022 |
4 | 13122120013331 |
5 | 223313330234 |
6 | 20201205525 |
7 | 3040000136 |
oct | 732300775 |
9 | 278886068 |
10 | 124355069 |
11 | 64216893 |
12 | 357908a5 |
13 | 1c9c02a7 |
14 | 12730c8d |
15 | adb5e2e |
hex | 76981fd |
124355069 has 2 divisors, whose sum is σ = 124355070. Its totient is φ = 124355068.
The previous prime is 124355029. The next prime is 124355071. The reversal of 124355069 is 960553421.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 102779044 + 21576025 = 10138^2 + 4645^2 .
It is a cyclic number.
It is not a de Polignac number, because 124355069 - 220 = 123306493 is a prime.
It is a super-2 number, since 2×1243550692 = 30928366371989522, which contains 22 as substring.
Together with 124355071, it forms a pair of twin primes.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (124355029) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62177534 + 62177535.
It is an arithmetic number, because the mean of its divisors is an integer number (62177535).
Almost surely, 2124355069 is an apocalyptic number.
It is an amenable number.
124355069 is a deficient number, since it is larger than the sum of its proper divisors (1).
124355069 is an equidigital number, since it uses as much as digits as its factorization.
124355069 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 32400, while the sum is 35.
The square root of 124355069 is about 11151.4603976340. The cubic root of 124355069 is about 499.1386088628.
The spelling of 124355069 in words is "one hundred twenty-four million, three hundred fifty-five thousand, sixty-nine".
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