Base | Representation |
---|---|
bin | 10010110110110000… |
… | …10011111110111101 |
3 | 222010111021102210211 |
4 | 21123120103332331 |
5 | 131212444101212 |
6 | 4352255432421 |
7 | 505600242166 |
oct | 113330237675 |
9 | 28114242724 |
10 | 10123034557 |
11 | 4325209769 |
12 | 1b66225711 |
13 | c5433769c |
14 | 6c062c76d |
15 | 3e3ab29a7 |
hex | 25b613fbd |
10123034557 has 8 divisors (see below), whose sum is σ = 10829009016. Its totient is φ = 9429338112.
The previous prime is 10123034543. The next prime is 10123034617. The reversal of 10123034557 is 75543032101.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 6055018596 + 4068015961 = 77814^2 + 63781^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 10123034557 - 27 = 10123034429 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10123034507) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3067798 + ... + 3071095.
It is an arithmetic number, because the mean of its divisors is an integer number (1353626127).
Almost surely, 210123034557 is an apocalyptic number.
10123034557 is a gapful number since it is divisible by the number (17) formed by its first and last digit.
It is an amenable number.
10123034557 is a deficient number, since it is larger than the sum of its proper divisors (705974459).
10123034557 is an equidigital number, since it uses as much as digits as its factorization.
10123034557 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6139007.
The product of its (nonzero) digits is 12600, while the sum is 31.
Adding to 10123034557 its reverse (75543032101), we get a palindrome (85666066658).
The spelling of 10123034557 in words is "ten billion, one hundred twenty-three million, thirty-four thousand, five hundred fifty-seven".
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