Base | Representation |
---|---|
bin | 101000000000011… |
… | …0111101101101111 |
3 | 10110112222021010202 |
4 | 1100000313231233 |
5 | 10222123433422 |
6 | 341112224115 |
7 | 45160154423 |
oct | 12000675557 |
9 | 3415867122 |
10 | 1342405487 |
11 | 629831125 |
12 | 31569b03b |
13 | 185164697 |
14 | ca3dcb83 |
15 | 7ccb9b92 |
hex | 50037b6f |
1342405487 has 2 divisors, whose sum is σ = 1342405488. Its totient is φ = 1342405486.
The previous prime is 1342405457. The next prime is 1342405513. The reversal of 1342405487 is 7845042431.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 1342405487 - 216 = 1342339951 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 1342405487.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1342405417) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 671202743 + 671202744.
It is an arithmetic number, because the mean of its divisors is an integer number (671202744).
Almost surely, 21342405487 is an apocalyptic number.
1342405487 is a deficient number, since it is larger than the sum of its proper divisors (1).
1342405487 is an equidigital number, since it uses as much as digits as its factorization.
1342405487 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 107520, while the sum is 38.
The square root of 1342405487 is about 36638.8521517801. The cubic root of 1342405487 is about 1103.1330751837.
The spelling of 1342405487 in words is "one billion, three hundred forty-two million, four hundred five thousand, four hundred eighty-seven".
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