Base | Representation |
---|---|
bin | 10111011011010011001100… |
… | …010010111110101110010100 |
3 | 111111210200021201102010121102 |
4 | 113123103030102332232110 |
5 | 102001030144333232040 |
6 | 1003043500232005232 |
7 | 30462515531554553 |
oct | 2733231422765624 |
9 | 444720251363542 |
10 | 103031103024020 |
11 | 2a913277707186 |
12 | b68014bb30818 |
13 | 4564a3970a172 |
14 | 1b62a3683bd9a |
15 | bda11e8be515 |
hex | 5db4cc4beb94 |
103031103024020 has 48 divisors (see below), whose sum is σ = 229439273405328. Its totient is φ = 38729498818560.
The previous prime is 103031103023993. The next prime is 103031103024041. The reversal of 103031103024020 is 20420301130301.
It can be written as a sum of positive squares in 8 ways, for example, as 525967255696 + 102505135768324 = 725236^2 + 10124482^2 .
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a junction number, because it is equal to n+sod(n) for n = 103031103023983 and 103031103024001.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 228998147 + ... + 229447626.
It is an arithmetic number, because the mean of its divisors is an integer number (4779984862611).
Almost surely, 2103031103024020 is an apocalyptic number.
103031103024020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
103031103024020 is an abundant number, since it is smaller than the sum of its proper divisors (126408170381308).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
103031103024020 is a wasteful number, since it uses less digits than its factorization.
103031103024020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 458446460 (or 458446458 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 20.
Adding to 103031103024020 its reverse (20420301130301), we get a palindrome (123451404154321).
The spelling of 103031103024020 in words is "one hundred three trillion, thirty-one billion, one hundred three million, twenty-four thousand, twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •