Base | Representation |
---|---|
bin | 1000010001100100… |
… | …0001000100011100 |
3 | 12201210111010200001 |
4 | 2010121001010130 |
5 | 14022103303432 |
6 | 1004222544044 |
7 | 106020316261 |
oct | 20431010434 |
9 | 5653433601 |
10 | 2221150492 |
11 | a3a866270 |
12 | 51ba38024 |
13 | 295228642 |
14 | 170dc5268 |
15 | ceee89e7 |
hex | 8464111c |
2221150492 has 24 divisors (see below), whose sum is σ = 4242857472. Its totient is φ = 1009023600.
The previous prime is 2221150391. The next prime is 2221150499. The reversal of 2221150492 is 2940511222.
It is a super-2 number, since 2×22211504922 = 9867019016223684128, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 2221150492.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2221150499) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66367 + ... + 94057.
It is an arithmetic number, because the mean of its divisors is an integer number (176785728).
Almost surely, 22221150492 is an apocalyptic number.
2221150492 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
2221150492 is a deficient number, since it is larger than the sum of its proper divisors (2021706980).
2221150492 is a wasteful number, since it uses less digits than its factorization.
2221150492 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 29529 (or 29527 counting only the distinct ones).
The product of its (nonzero) digits is 2880, while the sum is 28.
The square root of 2221150492 is about 47129.0832925912. The cubic root of 2221150492 is about 1304.7460625574.
The spelling of 2221150492 in words is "two billion, two hundred twenty-one million, one hundred fifty thousand, four hundred ninety-two".
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