Base | Representation |
---|---|
bin | 100000010110001110110… |
… | …000011000000000110001 |
3 | 21212111200020121102220100 |
4 | 200112032300120000301 |
5 | 242404441120403334 |
6 | 4421103310303013 |
7 | 316412235626400 |
oct | 40261660300061 |
9 | 7774606542810 |
10 | 2222893137969 |
11 | 7877a6253419 |
12 | 2ba98a4b7a69 |
13 | 13180576871a |
14 | 798351a3637 |
15 | 3cc511a3c99 |
hex | 2058ec18031 |
2222893137969 has 27 divisors (see below), whose sum is σ = 3735117950187. Its totient is φ = 1270206759024.
The previous prime is 2222893137911. The next prime is 2222893137989. The reversal of 2222893137969 is 9697313982222.
The square root of 2222893137969 is 1490937.
It is a perfect power (a square), and thus also a powerful number.
2222893137969 is a `hidden beast` number, since 2 + 2 + 228 + 9 + 31 + 379 + 6 + 9 = 666.
It can be written as a sum of positive squares in only one way, i.e., 84899390625 + 2137993747344 = 291375^2 + 1462188^2 .
It is not a de Polignac number, because 2222893137969 - 213 = 2222893129777 is a prime.
It is a super-2 number, since 2×22228931379692 (a number of 25 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (63).
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (2222893137989) by changing a digit.
It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 31274179 + ... + 31345175.
Almost surely, 22222893137969 is an apocalyptic number.
2222893137969 is the 1490937-th square number.
2222893137969 is the 745469-th centered octagonal number.
It is an amenable number.
2222893137969 is a deficient number, since it is larger than the sum of its proper divisors (1512224812218).
2222893137969 is an frugal number, since it uses more digits than its factorization.
2222893137969 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 142014 (or 71007 counting only the distinct ones).
The product of its digits is 35271936, while the sum is 63.
The spelling of 2222893137969 in words is "two trillion, two hundred twenty-two billion, eight hundred ninety-three million, one hundred thirty-seven thousand, nine hundred sixty-nine".
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