Base | Representation |
---|---|
bin | 10111100011100100000… |
… | …000111001001111000011 |
3 | 12201202020021222202002121 |
4 | 113203210000321033003 |
5 | 203010131141033404 |
6 | 3235345153025111 |
7 | 224643500456161 |
oct | 27434400711703 |
9 | 5652207882077 |
10 | 1618733142979 |
11 | 574556728037 |
12 | 22187a555197 |
13 | b9851ccb424 |
14 | 584c063c231 |
15 | 2c191009e54 |
hex | 178e40393c3 |
1618733142979 has 2 divisors, whose sum is σ = 1618733142980. Its totient is φ = 1618733142978.
The previous prime is 1618733142883. The next prime is 1618733143003. The reversal of 1618733142979 is 9792413378161.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 1618733142979 - 219 = 1618732618691 is a prime.
It is not a weakly prime, because it can be changed into another prime (1618733142079) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 809366571489 + 809366571490.
It is an arithmetic number, because the mean of its divisors is an integer number (809366571490).
Almost surely, 21618733142979 is an apocalyptic number.
1618733142979 is a deficient number, since it is larger than the sum of its proper divisors (1).
1618733142979 is an equidigital number, since it uses as much as digits as its factorization.
1618733142979 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 13716864, while the sum is 61.
The spelling of 1618733142979 in words is "one trillion, six hundred eighteen billion, seven hundred thirty-three million, one hundred forty-two thousand, nine hundred seventy-nine".
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