Base | Representation |
---|---|
bin | 110011101111000100… |
… | …1110111010010010110 |
3 | 101121202211201022211010 |
4 | 1213132021313102112 |
5 | 3310013413410402 |
6 | 123012250353050 |
7 | 11012123361036 |
oct | 1473611672226 |
9 | 347684638733 |
10 | 111101310102 |
11 | 4313287a752 |
12 | 1964772b786 |
13 | a627718ca3 |
14 | 553d5838c6 |
15 | 2d53b3ba6c |
hex | 19de277496 |
111101310102 has 64 divisors (see below), whose sum is σ = 228340062720. Its totient is φ = 36024029184.
The previous prime is 111101310101. The next prime is 111101310121. The reversal of 111101310102 is 201013101111.
It is a super-2 number, since 2×1111013101022 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (111101310101) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22248918 + ... + 22253910.
It is an arithmetic number, because the mean of its divisors is an integer number (3567813480).
Almost surely, 2111101310102 is an apocalyptic number.
111101310102 is an abundant number, since it is smaller than the sum of its proper divisors (117238752618).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
111101310102 is a wasteful number, since it uses less digits than its factorization.
111101310102 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5637.
The product of its (nonzero) digits is 6, while the sum is 12.
Adding to 111101310102 its reverse (201013101111), we get a palindrome (312114411213).
The spelling of 111101310102 in words is "one hundred eleven billion, one hundred one million, three hundred ten thousand, one hundred two".
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