Base | Representation |
---|---|
bin | 100010001010011001… |
… | …101111011010101101 |
3 | 10111200102011120020221 |
4 | 202022121233122231 |
5 | 1100111011220442 |
6 | 24503521011341 |
7 | 2436002443135 |
oct | 421231573255 |
9 | 114612146227 |
10 | 36681741997 |
11 | 1461398375a |
12 | 7138783b51 |
13 | 35c77799a4 |
14 | 1abd9dbac5 |
15 | e4a529467 |
hex | 88a66f6ad |
36681741997 has 2 divisors, whose sum is σ = 36681741998. Its totient is φ = 36681741996.
The previous prime is 36681741989. The next prime is 36681742037. The reversal of 36681741997 is 79914718663.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 20858869476 + 15822872521 = 144426^2 + 125789^2 .
It is a cyclic number.
It is not a de Polignac number, because 36681741997 - 23 = 36681741989 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (36681741197) 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, 18340870998 + 18340870999.
It is an arithmetic number, because the mean of its divisors is an integer number (18340870999).
Almost surely, 236681741997 is an apocalyptic number.
It is an amenable number.
36681741997 is a deficient number, since it is larger than the sum of its proper divisors (1).
36681741997 is an equidigital number, since it uses as much as digits as its factorization.
36681741997 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 36681741997 in words is "thirty-six billion, six hundred eighty-one million, seven hundred forty-one thousand, nine hundred ninety-seven".
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