Base | Representation |
---|---|
bin | 100011010111100100110001… |
… | …0111101001000011100110111 |
3 | 1111210112012001100212200121220 |
4 | 1012233021202331020130313 |
5 | 311234104100223423111 |
6 | 3021354520502041423 |
7 | 122346321214423434 |
oct | 10657114275103467 |
9 | 1453465040780556 |
10 | 311103321311031 |
11 | 901441a5484687 |
12 | 2aa85aa8a19273 |
13 | 10478bc046c9b2 |
14 | 56b76a4194b8b |
15 | 25e77a0b14e06 |
hex | 11af262f48737 |
311103321311031 has 8 divisors (see below), whose sum is σ = 419465152329840. Its totient is φ = 205071852249792.
The previous prime is 311103321311021. The next prime is 311103321311047. The reversal of 311103321311031 is 130113123301113.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 311103321311031 - 234 = 311086141441847 is a prime.
It is a super-2 number, since 2×3111033213110312 (a number of 30 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 311103321310992 and 311103321311010.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (311103321311021) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 582590489080 + ... + 582590489613.
It is an arithmetic number, because the mean of its divisors is an integer number (52433144041230).
Almost surely, 2311103321311031 is an apocalyptic number.
311103321311031 is a deficient number, since it is larger than the sum of its proper divisors (108361831018809).
311103321311031 is a wasteful number, since it uses less digits than its factorization.
311103321311031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1165180978785.
The product of its (nonzero) digits is 486, while the sum is 24.
Adding to 311103321311031 its reverse (130113123301113), we get a palindrome (441216444612144).
The spelling of 311103321311031 in words is "three hundred eleven trillion, one hundred three billion, three hundred twenty-one million, three hundred eleven thousand, thirty-one".
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