Base | Representation |
---|---|
bin | 11101110111000111100001… |
… | …101110101110011001010010 |
3 | 122020000010021100100020002221 |
4 | 131313013201232232121102 |
5 | 114203211343021211200 |
6 | 1143152343544531254 |
7 | 36443231443152610 |
oct | 3567074156563122 |
9 | 566003240306087 |
10 | 131331002132050 |
11 | 3893418aa03056 |
12 | 128909b2a80b2a |
13 | 58385ca54a156 |
14 | 2460650cd66b0 |
15 | 102b34a09a91a |
hex | 7771e1bae652 |
131331002132050 has 48 divisors (see below), whose sum is σ = 293865460424640. Its totient is φ = 42657889412160.
The previous prime is 131331002132041. The next prime is 131331002132059. The reversal of 131331002132050 is 50231200133131.
It is an interprime number because it is at equal distance from previous prime (131331002132041) and next prime (131331002132059).
It is a Harshad number since it is a multiple of its sum of digits (25).
It is not an unprimeable number, because it can be changed into a prime (131331002132059) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9874504789 + ... + 9874518088.
It is an arithmetic number, because the mean of its divisors is an integer number (6122197092180).
Almost surely, 2131331002132050 is an apocalyptic number.
131331002132050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
131331002132050 is an abundant number, since it is smaller than the sum of its proper divisors (162534458292590).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
131331002132050 is a wasteful number, since it uses less digits than its factorization.
131331002132050 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19749022915 (or 19749022910 counting only the distinct ones).
The product of its (nonzero) digits is 1620, while the sum is 25.
Adding to 131331002132050 its reverse (50231200133131), we get a palindrome (181562202265181).
The spelling of 131331002132050 in words is "one hundred thirty-one trillion, three hundred thirty-one billion, two million, one hundred thirty-two thousand, fifty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •