Base | Representation |
---|---|
bin | 1001000111111001001000… |
… | …1111101001110100000011 |
3 | 1022111222021201200220120110 |
4 | 2101332102033221310003 |
5 | 2303322400231304443 |
6 | 33200134244442403 |
7 | 2053505353646550 |
oct | 221762217516403 |
9 | 38458251626513 |
10 | 10031202213123 |
11 | 3218233155613 |
12 | 11601453a9403 |
13 | 579c2760b220 |
14 | 2697270c1a27 |
15 | 125e04393233 |
hex | 91f923e9d03 |
10031202213123 has 256 divisors, whose sum is σ = 18668637388800. Its totient is φ = 4635620720640.
The previous prime is 10031202213091. The next prime is 10031202213167. The reversal of 10031202213123 is 32131220213001.
10031202213123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 10031202213123 - 25 = 10031202213091 is a prime.
It is a super-2 number, since 2×100312022131232 (a number of 27 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a self number, because there is not a number n which added to its sum of digits gives 10031202213123.
It is not an unprimeable number, because it can be changed into a prime (10031202213223) by changing a digit.
It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 1959599358 + ... + 1959604476.
It is an arithmetic number, because the mean of its divisors is an integer number (72924364800).
Almost surely, 210031202213123 is an apocalyptic number.
10031202213123 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
10031202213123 is a deficient number, since it is larger than the sum of its proper divisors (8637435175677).
10031202213123 is a wasteful number, since it uses less digits than its factorization.
10031202213123 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5562.
The product of its (nonzero) digits is 432, while the sum is 21.
Adding to 10031202213123 its reverse (32131220213001), we get a palindrome (42162422426124).
The spelling of 10031202213123 in words is "ten trillion, thirty-one billion, two hundred two million, two hundred thirteen thousand, one hundred twenty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •