Base | Representation |
---|---|
bin | 100000010101011011010… |
… | …111100000100111111111 |
3 | 21212102110011022100202010 |
4 | 200111123113200213333 |
5 | 242401204412403011 |
6 | 4420441551302303 |
7 | 316351666465146 |
oct | 40253327404777 |
9 | 7772404270663 |
10 | 2222030981631 |
11 | 7873a361961a |
12 | 2ba78981a993 |
13 | 1316c8c62246 |
14 | 7979289875d |
15 | 3cc006501a6 |
hex | 2055b5e09ff |
2222030981631 has 8 divisors (see below), whose sum is σ = 2967755180544. Its totient is φ = 1478830385240.
The previous prime is 2222030981609. The next prime is 2222030981701. The reversal of 2222030981631 is 1361890302222.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2222030981631 - 26 = 2222030981567 is a prime.
It is a super-2 number, since 2×22220309816312 (a number of 25 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 2222030981631.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2222030983631) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 630898575 + ... + 630902096.
It is an arithmetic number, because the mean of its divisors is an integer number (370969397568).
Almost surely, 22222030981631 is an apocalyptic number.
2222030981631 is a deficient number, since it is larger than the sum of its proper divisors (745724198913).
2222030981631 is a wasteful number, since it uses less digits than its factorization.
2222030981631 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1261801261.
The product of its (nonzero) digits is 62208, while the sum is 39.
The spelling of 2222030981631 in words is "two trillion, two hundred twenty-two billion, thirty million, nine hundred eighty-one thousand, six hundred thirty-one".
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