Base | Representation |
---|---|
bin | 100011010111110001010010… |
… | …1001000001111101011000111 |
3 | 1111210121202102200100211201100 |
4 | 1012233202211020033223013 |
5 | 311240024123014333411 |
6 | 3021415124042031143 |
7 | 122351262300652032 |
oct | 10657424510175307 |
9 | 1453552380324640 |
10 | 311130201324231 |
11 | 90154639555423 |
12 | 2aa8b14aaa84b3 |
13 | 1047b5b532c653 |
14 | 56b8ad40c2019 |
15 | 25e8325898456 |
hex | 11af8a520fac7 |
311130201324231 has 24 divisors (see below), whose sum is σ = 449506624020480. Its totient is φ = 207375677586000.
The previous prime is 311130201324203. The next prime is 311130201324269. The reversal of 311130201324231 is 132423102031113.
311130201324231 is a `hidden beast` number, since 3 + 1 + 1 + 1 + 3 + 0 + 201 + 32 + 423 + 1 = 666.
It is not a de Polignac number, because 311130201324231 - 214 = 311130201307847 is a prime.
It is a super-2 number, since 2×3111302013242312 (a number of 30 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 311130201324195 and 311130201324204.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (311130201324281) 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, 806598510 + ... + 806984148.
It is an arithmetic number, because the mean of its divisors is an integer number (18729442667520).
Almost surely, 2311130201324231 is an apocalyptic number.
311130201324231 is a deficient number, since it is larger than the sum of its proper divisors (138376422696249).
311130201324231 is a wasteful number, since it uses less digits than its factorization.
311130201324231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 404627 (or 404624 counting only the distinct ones).
The product of its (nonzero) digits is 2592, while the sum is 27.
Adding to 311130201324231 its reverse (132423102031113), we get a palindrome (443553303355344).
The spelling of 311130201324231 in words is "three hundred eleven trillion, one hundred thirty billion, two hundred one million, three hundred twenty-four thousand, two hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •