Base | Representation |
---|---|
bin | 10000010101111111111… |
… | …001011101001000011100 |
3 | 10222101000000102220211020 |
4 | 100111333321131020130 |
5 | 121400133322412340 |
6 | 2215543153324140 |
7 | 144100156312545 |
oct | 20257771351034 |
9 | 3871000386736 |
10 | 1123132232220 |
11 | 3a3354957489 |
12 | 161806866650 |
13 | 81bac384c4b |
14 | 3c5077774cc |
15 | 1e3366d09d0 |
hex | 1057fe5d21c |
1123132232220 has 24 divisors (see below), whose sum is σ = 3144770250384. Its totient is φ = 299501928576.
The previous prime is 1123132232213. The next prime is 1123132232237. The reversal of 1123132232220 is 222322313211.
It is a super-2 number, since 2×11231322322202 (a number of 25 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9359435209 + ... + 9359435328.
It is an arithmetic number, because the mean of its divisors is an integer number (131032093766).
Almost surely, 21123132232220 is an apocalyptic number.
1123132232220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1123132232220 is an abundant number, since it is smaller than the sum of its proper divisors (2021638018164).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1123132232220 is a wasteful number, since it uses less digits than its factorization.
1123132232220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18718870549 (or 18718870547 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 24.
Adding to 1123132232220 its reverse (222322313211), we get a palindrome (1345454545431).
The spelling of 1123132232220 in words is "one trillion, one hundred twenty-three billion, one hundred thirty-two million, two hundred thirty-two thousand, two hundred twenty".
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