Base | Representation |
---|---|
bin | 110011101111000010… |
… | …0111100010111110100 |
3 | 101121202202021210102102 |
4 | 1213132010330113310 |
5 | 3310013101121322 |
6 | 123012203001232 |
7 | 11012106406316 |
oct | 1473604742764 |
9 | 347682253372 |
10 | 111100020212 |
11 | 43132079625 |
12 | 19647209218 |
13 | a627386b3c |
14 | 553d3297b6 |
15 | 2d53984792 |
hex | 19de13c5f4 |
111100020212 has 12 divisors (see below), whose sum is σ = 194438487936. Its totient is φ = 55546166520.
The previous prime is 111100020211. The next prime is 111100020271. The reversal of 111100020212 is 212020001111.
It is a super-2 number, since 2×1111000202122 (a number of 23 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 111100020193 and 111100020202.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (111100020211) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 895364 + ... + 1011867.
It is an arithmetic number, because the mean of its divisors is an integer number (16203207328).
Almost surely, 2111100020212 is an apocalyptic number.
It is an amenable number.
111100020212 is a deficient number, since it is larger than the sum of its proper divisors (83338467724).
111100020212 is a wasteful number, since it uses less digits than its factorization.
111100020212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1921798 (or 1921796 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 11.
Adding to 111100020212 its reverse (212020001111), we get a palindrome (323120021323).
The spelling of 111100020212 in words is "one hundred eleven billion, one hundred million, twenty thousand, two hundred twelve".
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