Base | Representation |
---|---|
bin | 1000011101101011000… |
… | …0100111111000111111 |
3 | 111220022110110121111221 |
4 | 2013122300213320333 |
5 | 4340241422201114 |
6 | 150444150254211 |
7 | 13335151313233 |
oct | 2073260477077 |
9 | 456273417457 |
10 | 145404100159 |
11 | 5673590761a |
12 | 2421b657367 |
13 | 109333694b6 |
14 | 70752405c3 |
15 | 3bb039b524 |
hex | 21dac27e3f |
145404100159 has 2 divisors, whose sum is σ = 145404100160. Its totient is φ = 145404100158.
The previous prime is 145404100117. The next prime is 145404100169. The reversal of 145404100159 is 951001404541.
It is a strong prime.
It is an emirp because it is prime and its reverse (951001404541) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 145404100159 - 213 = 145404091967 is a prime.
It is a super-2 number, since 2×1454041001592 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (145404100169) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72702050079 + 72702050080.
It is an arithmetic number, because the mean of its divisors is an integer number (72702050080).
Almost surely, 2145404100159 is an apocalyptic number.
145404100159 is a deficient number, since it is larger than the sum of its proper divisors (1).
145404100159 is an equidigital number, since it uses as much as digits as its factorization.
145404100159 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 14400, while the sum is 34.
The spelling of 145404100159 in words is "one hundred forty-five billion, four hundred four million, one hundred thousand, one hundred fifty-nine".
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