Base | Representation |
---|---|
bin | 100111111010001010111… |
… | …100000000010100110111 |
3 | 100201011220221110011210122 |
4 | 213322022330000110313 |
5 | 324413140122330011 |
6 | 5455521340042155 |
7 | 402066130251614 |
oct | 47721274002467 |
9 | 10634827404718 |
10 | 2742520120631 |
11 | 968107124445 |
12 | 38362853335b |
13 | 16b806c092b5 |
14 | 96a4ad2d50b |
15 | 4b514e1e3db |
hex | 27e8af00537 |
2742520120631 has 2 divisors, whose sum is σ = 2742520120632. Its totient is φ = 2742520120630.
The previous prime is 2742520120583. The next prime is 2742520120649. The reversal of 2742520120631 is 1360210252472.
2742520120631 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 2742520120631 - 210 = 2742520119607 is a prime.
It is a super-2 number, since 2×27425201206312 (a number of 26 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 2742520120591 and 2742520120600.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2742520120331) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1371260060315 + 1371260060316.
It is an arithmetic number, because the mean of its divisors is an integer number (1371260060316).
Almost surely, 22742520120631 is an apocalyptic number.
2742520120631 is a deficient number, since it is larger than the sum of its proper divisors (1).
2742520120631 is an equidigital number, since it uses as much as digits as its factorization.
2742520120631 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 40320, while the sum is 35.
The spelling of 2742520120631 in words is "two trillion, seven hundred forty-two billion, five hundred twenty million, one hundred twenty thousand, six hundred thirty-one".
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