Base | Representation |
---|---|
bin | 10001011001000… |
… | …00000101111111 |
3 | 101011111122120022 |
4 | 20230200011333 |
5 | 244321233034 |
6 | 22250442355 |
7 | 3420663245 |
oct | 1054400577 |
9 | 334448508 |
10 | 145883519 |
11 | 753904a1 |
12 | 40a333bb |
13 | 242ba312 |
14 | 15536795 |
15 | cc19b2e |
hex | 8b2017f |
145883519 has 2 divisors, whose sum is σ = 145883520. Its totient is φ = 145883518.
The previous prime is 145883497. The next prime is 145883557. The reversal of 145883519 is 915388541.
It is a weak prime.
It is an emirp because it is prime and its reverse (915388541) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 145883519 - 212 = 145879423 is a prime.
It is a super-2 number, since 2×1458835192 = 42564002231646722, which contains 22 as substring.
It is a Chen prime.
It is a self number, because there is not a number n which added to its sum of digits gives 145883519.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (145882519) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72941759 + 72941760.
It is an arithmetic number, because the mean of its divisors is an integer number (72941760).
Almost surely, 2145883519 is an apocalyptic number.
145883519 is a deficient number, since it is larger than the sum of its proper divisors (1).
145883519 is an equidigital number, since it uses as much as digits as its factorization.
145883519 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 172800, while the sum is 44.
The square root of 145883519 is about 12078.2249937646. The cubic root of 145883519 is about 526.4236720642.
The spelling of 145883519 in words is "one hundred forty-five million, eight hundred eighty-three thousand, five hundred nineteen".
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