Base | Representation |
---|---|
bin | 10010010101101010101… |
… | …100110010001010010111 |
3 | 11110110211120212121100101 |
4 | 102111222230302022113 |
5 | 131121410134324143 |
6 | 2402533544354531 |
7 | 160022213240215 |
oct | 22255254621227 |
9 | 4413746777311 |
10 | 1260215542423 |
11 | 4464aa902392 |
12 | 1842a3775a47 |
13 | 91ab78b1696 |
14 | 44dcd887cb5 |
15 | 22bab317b4d |
hex | 1256ab32297 |
1260215542423 has 2 divisors, whose sum is σ = 1260215542424. Its totient is φ = 1260215542422.
The previous prime is 1260215542301. The next prime is 1260215542427. The reversal of 1260215542423 is 3242455120621.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 1260215542423 - 29 = 1260215541911 is a prime.
It is a super-2 number, since 2×12602155424232 (a number of 25 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1260215542427) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 630107771211 + 630107771212.
It is an arithmetic number, because the mean of its divisors is an integer number (630107771212).
Almost surely, 21260215542423 is an apocalyptic number.
1260215542423 is a deficient number, since it is larger than the sum of its proper divisors (1).
1260215542423 is an equidigital number, since it uses as much as digits as its factorization.
1260215542423 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 115200, while the sum is 37.
The spelling of 1260215542423 in words is "one trillion, two hundred sixty billion, two hundred fifteen million, five hundred forty-two thousand, four hundred twenty-three".
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