Base | Representation |
---|---|
bin | 110011110011000000… |
… | …0111110111110011111 |
3 | 101122010000220000210022 |
4 | 1213212000332332133 |
5 | 3310301144400111 |
6 | 123033321302355 |
7 | 11015314412552 |
oct | 1474600767637 |
9 | 348100800708 |
10 | 111233200031 |
11 | 431a0272598 |
12 | 196839349bb |
13 | a648b46a75 |
14 | 5552cb6699 |
15 | 2d604e02db |
hex | 19e603ef9f |
111233200031 has 4 divisors (see below), whose sum is σ = 117087579000. Its totient is φ = 105378821064.
The previous prime is 111233200009. The next prime is 111233200061. The reversal of 111233200031 is 130002332111.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 130002332111 = 337529 ⋅385159.
It is a cyclic number.
It is not a de Polignac number, because 111233200031 - 26 = 111233199967 is a prime.
It is a super-2 number, since 2×1112332000312 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 111233199982 and 111233200009.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (111233200061) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2927189456 + ... + 2927189493.
It is an arithmetic number, because the mean of its divisors is an integer number (29271894750).
Almost surely, 2111233200031 is an apocalyptic number.
111233200031 is a deficient number, since it is larger than the sum of its proper divisors (5854378969).
111233200031 is an equidigital number, since it uses as much as digits as its factorization.
111233200031 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5854378968.
The product of its (nonzero) digits is 108, while the sum is 17.
Adding to 111233200031 its reverse (130002332111), we get a palindrome (241235532142).
The spelling of 111233200031 in words is "one hundred eleven billion, two hundred thirty-three million, two hundred thousand, thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.090 sec. • engine limits •