Base | Representation |
---|---|
bin | 111100100000101… |
… | …1110101110010011 |
3 | 12020111121120212201 |
4 | 1321001132232103 |
5 | 13124242243443 |
6 | 533251104031 |
7 | 101213244160 |
oct | 17101365623 |
9 | 5214546781 |
10 | 2030431123 |
11 | 952141a56 |
12 | 487ba2017 |
13 | 264870646 |
14 | 15393b067 |
15 | bd3c434d |
hex | 7905eb93 |
2030431123 has 16 divisors (see below), whose sum is σ = 2334942720. Its totient is φ = 1729569600.
The previous prime is 2030431093. The next prime is 2030431153. The reversal of 2030431123 is 3211340302.
It is an interprime number because it is at equal distance from previous prime (2030431093) and next prime (2030431153).
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2030431123 is a prime.
It is a super-2 number, since 2×20304311232 = 8245301090494082258, which contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 2030431123.
It is not an unprimeable number, because it can be changed into a prime (2030431153) 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 15 ways as a sum of consecutive naturals, for example, 830583 + ... + 833023.
It is an arithmetic number, because the mean of its divisors is an integer number (145933920).
Almost surely, 22030431123 is an apocalyptic number.
2030431123 is a deficient number, since it is larger than the sum of its proper divisors (304511597).
2030431123 is a wasteful number, since it uses less digits than its factorization.
2030431123 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3138.
The product of its (nonzero) digits is 432, while the sum is 19.
The square root of 2030431123 is about 45060.3054028709. The cubic root of 2030431123 is about 1266.2790466836.
Adding to 2030431123 its reverse (3211340302), we get a palindrome (5241771425).
The spelling of 2030431123 in words is "two billion, thirty million, four hundred thirty-one thousand, one hundred twenty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.060 sec. • engine limits •