Base | Representation |
---|---|
bin | 1101001111111100101… |
… | …00100110100100011111 |
3 | 1121112001100022210210121 |
4 | 12213332110212210133 |
5 | 24424312011123212 |
6 | 545044510215411 |
7 | 44614142245051 |
oct | 6477624464437 |
9 | 1545040283717 |
10 | 455238379807 |
11 | 16607a219762 |
12 | 7428a4b4567 |
13 | 33c0c741193 |
14 | 180684c78d1 |
15 | bc960d0d07 |
hex | 69fe52691f |
455238379807 has 2 divisors, whose sum is σ = 455238379808. Its totient is φ = 455238379806.
The previous prime is 455238379787. The next prime is 455238379811. The reversal of 455238379807 is 708973832554.
It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-455238379807 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (455238379867) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227619189903 + 227619189904.
It is an arithmetic number, because the mean of its divisors is an integer number (227619189904).
Almost surely, 2455238379807 is an apocalyptic number.
455238379807 is a deficient number, since it is larger than the sum of its proper divisors (1).
455238379807 is an equidigital number, since it uses as much as digits as its factorization.
455238379807 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 50803200, while the sum is 61.
The spelling of 455238379807 in words is "four hundred fifty-five billion, two hundred thirty-eight million, three hundred seventy-nine thousand, eight hundred seven".
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