Base | Representation |
---|---|
bin | 1000010110000001111… |
… | …0000101011111111001 |
3 | 111201000110212110220200 |
4 | 2011200132011133321 |
5 | 4322041204422340 |
6 | 145504415512413 |
7 | 13233256316361 |
oct | 2054036053771 |
9 | 451013773820 |
10 | 143352420345 |
11 | 55882782172 |
12 | 23948528709 |
13 | 10697299284 |
14 | 6d1c9719a1 |
15 | 3ae01cb330 |
hex | 21607857f9 |
143352420345 has 24 divisors (see below), whose sum is σ = 248486454216. Its totient is φ = 76451877888.
The previous prime is 143352420319. The next prime is 143352420347. The reversal of 143352420345 is 543024253341.
143352420345 is a `hidden beast` number, since 1 + 43 + 35 + 242 + 0 + 345 = 666.
143352420345 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 4291298064 + 139061122281 = 65508^2 + 372909^2 .
It is not a de Polignac number, because 143352420345 - 27 = 143352420217 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (143352420347) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2119369 + ... + 2185961.
It is an arithmetic number, because the mean of its divisors is an integer number (10353602259).
Almost surely, 2143352420345 is an apocalyptic number.
143352420345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
143352420345 is a deficient number, since it is larger than the sum of its proper divisors (105134033871).
143352420345 is a wasteful number, since it uses less digits than its factorization.
143352420345 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 114441 (or 114438 counting only the distinct ones).
The product of its (nonzero) digits is 172800, while the sum is 36.
Adding to 143352420345 its reverse (543024253341), we get a palindrome (686376673686).
The spelling of 143352420345 in words is "one hundred forty-three billion, three hundred fifty-two million, four hundred twenty thousand, three hundred forty-five".
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