Base | Representation |
---|---|
bin | 110011101100000111… |
… | …1001001000000110011 |
3 | 101121111220220101022011 |
4 | 1213120033021000303 |
5 | 3304313004431011 |
6 | 122554342423351 |
7 | 11006506455046 |
oct | 1473017110063 |
9 | 347456811264 |
10 | 111002030131 |
11 | 43091830193 |
12 | 1961a431b57 |
13 | a60cc98145 |
14 | 55302dcc5d |
15 | 2d4a07a621 |
hex | 19d83c9033 |
111002030131 has 16 divisors (see below), whose sum is σ = 115908226560. Its totient is φ = 106233210720.
The previous prime is 111002030099. The next prime is 111002030273. The reversal of 111002030131 is 131030200111.
It is a cyclic number.
It is not a de Polignac number, because 111002030131 - 25 = 111002030099 is a prime.
It is a super-2 number, since 2×1110020301312 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (111002030431) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 187816 + ... + 507226.
It is an arithmetic number, because the mean of its divisors is an integer number (7244264160).
Almost surely, 2111002030131 is an apocalyptic number.
111002030131 is a deficient number, since it is larger than the sum of its proper divisors (4906196429).
111002030131 is an equidigital number, since it uses as much as digits as its factorization.
111002030131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 319626.
The product of its (nonzero) digits is 18, while the sum is 13.
Adding to 111002030131 its reverse (131030200111), we get a palindrome (242032230242).
The spelling of 111002030131 in words is "one hundred eleven billion, two million, thirty thousand, one hundred thirty-one".
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