Base | Representation |
---|---|
bin | 110011101111101001… |
… | …0011001000111010111 |
3 | 101121211011111021122200 |
4 | 1213133102121013113 |
5 | 3310033300314111 |
6 | 123014210055543 |
7 | 11012444106234 |
oct | 1473722310727 |
9 | 347734437580 |
10 | 111120323031 |
11 | 43142586413 |
12 | 19651b7a5b3 |
13 | a62b645043 |
14 | 5541cd278b |
15 | 2d55645256 |
hex | 19df4991d7 |
111120323031 has 12 divisors (see below), whose sum is σ = 160589512200. Its totient is φ = 74042194320.
The previous prime is 111120323023. The next prime is 111120323051. The reversal of 111120323031 is 130323021111.
It is not a de Polignac number, because 111120323031 - 23 = 111120323023 is a prime.
It is a super-2 number, since 2×1111203230312 (a number of 23 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 111120322995 and 111120323013.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (111120323051) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3149905 + ... + 3184986.
It is an arithmetic number, because the mean of its divisors is an integer number (13382459350).
Almost surely, 2111120323031 is an apocalyptic number.
111120323031 is a deficient number, since it is larger than the sum of its proper divisors (49469189169).
111120323031 is a wasteful number, since it uses less digits than its factorization.
111120323031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6336846 (or 6336843 counting only the distinct ones).
The product of its (nonzero) digits is 108, while the sum is 18.
Adding to 111120323031 its reverse (130323021111), we get a palindrome (241443344142).
The spelling of 111120323031 in words is "one hundred eleven billion, one hundred twenty million, three hundred twenty-three thousand, thirty-one".
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