Base | Representation |
---|---|
bin | 10001010110001… |
… | …10110111011101 |
3 | 101010211002020020 |
4 | 20223012313131 |
5 | 244223034140 |
6 | 22234542353 |
7 | 3414611601 |
oct | 1053066735 |
9 | 333732206 |
10 | 145518045 |
11 | 75160952 |
12 | 408979b9 |
13 | 241bcb6a |
14 | 1547d501 |
15 | cb966d0 |
hex | 8ac6ddd |
145518045 has 16 divisors (see below), whose sum is σ = 246525120. Its totient is φ = 73044224.
The previous prime is 145518041. The next prime is 145518059. The reversal of 145518045 is 540815541.
It is a cyclic number.
It is not a de Polignac number, because 145518045 - 22 = 145518041 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 145517997 and 145518015.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (145518041) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 285075 + ... + 285584.
It is an arithmetic number, because the mean of its divisors is an integer number (15407820).
Almost surely, 2145518045 is an apocalyptic number.
145518045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
145518045 is a deficient number, since it is larger than the sum of its proper divisors (101007075).
145518045 is a wasteful number, since it uses less digits than its factorization.
145518045 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 570684.
The product of its (nonzero) digits is 16000, while the sum is 33.
The square root of 145518045 is about 12063.0860479398. The cubic root of 145518045 is about 525.9836976350.
The spelling of 145518045 in words is "one hundred forty-five million, five hundred eighteen thousand, forty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •