Base | Representation |
---|---|
bin | 10010101001011100… |
… | …00111011111001111 |
3 | 221211201001020120102 |
4 | 21110232013133033 |
5 | 131000343410111 |
6 | 4333225041315 |
7 | 503042505542 |
oct | 112456073717 |
9 | 27751036512 |
10 | 10011310031 |
11 | 427813a448 |
12 | 1b3492623b |
13 | c3714a3b8 |
14 | 6ad868859 |
15 | 3d8d9413b |
hex | 254b877cf |
10011310031 has 4 divisors (see below), whose sum is σ = 10013946312. Its totient is φ = 10008673752.
The previous prime is 10011309991. The next prime is 10011310061. The reversal of 10011310031 is 13001311001.
It is a happy number.
10011310031 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 10011310031 - 26 = 10011309967 is a prime.
It is a super-2 number, since 2×100113100312 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 10011309994 and 10011310021.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10011310061) 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, 1312436 + ... + 1320041.
It is an arithmetic number, because the mean of its divisors is an integer number (2503486578).
Almost surely, 210011310031 is an apocalyptic number.
10011310031 is a deficient number, since it is larger than the sum of its proper divisors (2636281).
10011310031 is an equidigital number, since it uses as much as digits as its factorization.
10011310031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2636280.
The product of its (nonzero) digits is 9, while the sum is 11.
Adding to 10011310031 its reverse (13001311001), we get a palindrome (23012621032).
The spelling of 10011310031 in words is "ten billion, eleven million, three hundred ten thousand, thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.064 sec. • engine limits •