Base | Representation |
---|---|
bin | 10001010110000… |
… | …10011110001011 |
3 | 101010210011112111 |
4 | 20223002132023 |
5 | 244222000133 |
6 | 22234323151 |
7 | 3414505243 |
oct | 1053023613 |
9 | 333704474 |
10 | 145500043 |
11 | 75149377 |
12 | 408894b7 |
13 | 241b4900 |
14 | 15476b23 |
15 | cb911cd |
hex | 8ac278b |
145500043 has 24 divisors (see below), whose sum is σ = 167730480. Its totient is φ = 125798400.
The previous prime is 145500029. The next prime is 145500071. The reversal of 145500043 is 340005541.
It is not a de Polignac number, because 145500043 - 25 = 145500011 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 145499987 and 145500023.
It is not an unprimeable number, because it can be changed into a prime (145500073) 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 in 23 ways as a sum of consecutive naturals, for example, 362643 + ... + 363043.
It is an arithmetic number, because the mean of its divisors is an integer number (6988770).
Almost surely, 2145500043 is an apocalyptic number.
145500043 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
145500043 is a deficient number, since it is larger than the sum of its proper divisors (22230437).
145500043 is a wasteful number, since it uses less digits than its factorization.
145500043 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 559 (or 546 counting only the distinct ones).
The product of its (nonzero) digits is 1200, while the sum is 22.
The square root of 145500043 is about 12062.3398642220. The cubic root of 145500043 is about 525.9620069712.
Adding to 145500043 its reverse (340005541), we get a palindrome (485505584).
The spelling of 145500043 in words is "one hundred forty-five million, five hundred thousand, forty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.082 sec. • engine limits •