Base | Representation |
---|---|
bin | 111100100011001111… |
… | …0001010111011101101 |
3 | 110102122002220010120001 |
4 | 1321012132022323231 |
5 | 4112301010124401 |
6 | 135422514424301 |
7 | 12252204044335 |
oct | 1710636127355 |
9 | 412562803501 |
10 | 130031333101 |
11 | 5016733015a |
12 | 2124b292091 |
13 | c353525527 |
14 | 64177040c5 |
15 | 35b09a2601 |
hex | 1e4678aeed |
130031333101 has 4 divisors (see below), whose sum is σ = 130399694172. Its totient is φ = 129662972032.
The previous prime is 130031333077. The next prime is 130031333137. The reversal of 130031333101 is 101333130031.
It is a happy number.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 29155221001 + 100876112100 = 170749^2 + 317610^2 .
It is a cyclic number.
It is not a de Polignac number, because 130031333101 - 213 = 130031324909 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 (130031333161) 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, 184180006 + ... + 184180711.
It is an arithmetic number, because the mean of its divisors is an integer number (32599923543).
Almost surely, 2130031333101 is an apocalyptic number.
It is an amenable number.
130031333101 is a deficient number, since it is larger than the sum of its proper divisors (368361071).
130031333101 is an equidigital number, since it uses as much as digits as its factorization.
130031333101 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 368361070.
The product of its (nonzero) digits is 243, while the sum is 19.
Adding to 130031333101 its reverse (101333130031), we get a palindrome (231364463132).
The spelling of 130031333101 in words is "one hundred thirty billion, thirty-one million, three hundred thirty-three thousand, one hundred one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •