Base | Representation |
---|---|
bin | 1001000110101110101010… |
… | …1111111000011001110100 |
3 | 1022110001200121000001012112 |
4 | 2101223222233320121310 |
5 | 2303010430312020040 |
6 | 33143030513510152 |
7 | 2052200112551354 |
oct | 221535257703164 |
9 | 38401617001175 |
10 | 10011212220020 |
11 | 320a805340960 |
12 | 11582a6872358 |
13 | 57809002833b |
14 | 26878c282b64 |
15 | 125634452365 |
hex | 91aeabf8674 |
10011212220020 has 24 divisors (see below), whose sum is σ = 22934777086368. Its totient is φ = 3640440807200.
The previous prime is 10011212219999. The next prime is 10011212220047. The reversal of 10011212220020 is 2002221211001.
It is a super-2 number, since 2×100112122200202 (a number of 27 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 10011212219977 and 10011212220004.
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, 22752754826 + ... + 22752755265.
It is an arithmetic number, because the mean of its divisors is an integer number (955615711932).
Almost surely, 210011212220020 is an apocalyptic number.
10011212220020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
10011212220020 is an abundant number, since it is smaller than the sum of its proper divisors (12923564866348).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10011212220020 is a wasteful number, since it uses less digits than its factorization.
10011212220020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 45505510111 (or 45505510109 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 14.
Adding to 10011212220020 its reverse (2002221211001), we get a palindrome (12013433431021).
The spelling of 10011212220020 in words is "ten trillion, eleven billion, two hundred twelve million, two hundred twenty thousand, twenty".
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