Base | Representation |
---|---|
bin | 1011010101010111… |
… | …1010011110011101 |
3 | 21212000211222111211 |
4 | 2311111322132131 |
5 | 22212324430022 |
6 | 1221521344421 |
7 | 135252102004 |
oct | 26525723635 |
9 | 7760758454 |
10 | 3042420637 |
11 | 1321404723 |
12 | 70aa98111 |
13 | 396417ac9 |
14 | 20c0c9c3b |
15 | 12c172e77 |
hex | b557a79d |
3042420637 has 2 divisors, whose sum is σ = 3042420638. Its totient is φ = 3042420636.
The previous prime is 3042420583. The next prime is 3042420673. The reversal of 3042420637 is 7360242403.
Together with next prime (3042420673) it forms an Ormiston pair, because they use the same digits, order apart.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 2439767236 + 602653401 = 49394^2 + 24549^2 .
It is a cyclic number.
It is not a de Polignac number, because 3042420637 - 215 = 3042387869 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 3042420599 and 3042420608.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (3042420037) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1521210318 + 1521210319.
It is an arithmetic number, because the mean of its divisors is an integer number (1521210319).
Almost surely, 23042420637 is an apocalyptic number.
It is an amenable number.
3042420637 is a deficient number, since it is larger than the sum of its proper divisors (1).
3042420637 is an equidigital number, since it uses as much as digits as its factorization.
3042420637 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 24192, while the sum is 31.
The square root of 3042420637 is about 55158.1420734963. The cubic root of 3042420637 is about 1449.0156834451.
The spelling of 3042420637 in words is "three billion, forty-two million, four hundred twenty thousand, six hundred thirty-seven".
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