Base | Representation |
---|---|
bin | 1100010010110111010… |
… | …0011010011100000000 |
3 | 202012012102200001010012 |
4 | 3010231310122130000 |
5 | 11430040330041000 |
6 | 241011210524052 |
7 | 21155165220464 |
oct | 3045564323400 |
9 | 665172601105 |
10 | 211222112000 |
11 | 81640415029 |
12 | 34b29a36628 |
13 | 16bc2273633 |
14 | a31a68c4a4 |
15 | 5763789735 |
hex | 312dd1a700 |
211222112000 has 72 divisors (see below), whose sum is σ = 526180763472. Its totient is φ = 84488832000.
The previous prime is 211222111993. The next prime is 211222112029. The reversal of 211222112000 is 211222112.
It is a super-2 number, since 2×2112221120002 (a number of 23 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, 3268346 + ... + 3332345.
Almost surely, 2211222112000 is an apocalyptic number.
211222112000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
211222112000 is an abundant number, since it is smaller than the sum of its proper divisors (314958651472).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
211222112000 is an frugal number, since it uses more digits than its factorization.
211222112000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6600722 (or 6600698 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 14.
Adding to 211222112000 its reverse (211222112), we get a palindrome (211433334112).
211222112000 divided by its reverse (211222112) gives a cube (1000 = 103).
The spelling of 211222112000 in words is "two hundred eleven billion, two hundred twenty-two million, one hundred twelve thousand".
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