Base | Representation |
---|---|
bin | 110100100010111110100010… |
… | …011001111110001011001101 |
3 | 1010022021010201211012221021212 |
4 | 310202332202121332023031 |
5 | 220242333424140410013 |
6 | 2135302450144304205 |
7 | 66451366512405146 |
oct | 6442764231761315 |
9 | 1108233654187255 |
10 | 231102030013133 |
11 | 676aa9031412a4 |
12 | 21b05156312065 |
13 | 9bc4a9bc2b6a6 |
14 | 410d57dd06acd |
15 | 1bab762b596a8 |
hex | d22fa267e2cd |
231102030013133 has 4 divisors (see below), whose sum is σ = 231102174199008. Its totient is φ = 231101885827260.
The previous prime is 231102030013103. The next prime is 231102030013147. The reversal of 231102030013133 is 331310030201132.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 231102030013133 - 238 = 230827152106189 is a prime.
It is a super-3 number, since 3×2311020300131333 (a number of 44 digits) contains 333 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 231102030013099 and 231102030013108.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (231102030013103) 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, 69661391 + ... + 72903452.
It is an arithmetic number, because the mean of its divisors is an integer number (57775543549752).
Almost surely, 2231102030013133 is an apocalyptic number.
It is an amenable number.
231102030013133 is a deficient number, since it is larger than the sum of its proper divisors (144185875).
231102030013133 is a wasteful number, since it uses less digits than its factorization.
231102030013133 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 144185874.
The product of its (nonzero) digits is 972, while the sum is 23.
Adding to 231102030013133 its reverse (331310030201132), we get a palindrome (562412060214265).
The spelling of 231102030013133 in words is "two hundred thirty-one trillion, one hundred two billion, thirty million, thirteen thousand, one hundred thirty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.998 sec. • engine limits •