Base | Representation |
---|---|
bin | 10001011001100… |
… | …01100010111101 |
3 | 101011122021121221 |
4 | 20230301202331 |
5 | 244331030010 |
6 | 22252153341 |
7 | 3421411540 |
oct | 1054614275 |
9 | 334567557 |
10 | 145955005 |
11 | 7542a179 |
12 | 40a68851 |
13 | 24313a11 |
14 | 15554857 |
15 | cc30dda |
hex | 8b318bd |
145955005 has 32 divisors (see below), whose sum is σ = 205344000. Its totient is φ = 97528320.
The previous prime is 145955003. The next prime is 145955009. The reversal of 145955005 is 500559541.
145955005 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 145955005 - 21 = 145955003 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (145955003) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 292246 + ... + 292744.
It is an arithmetic number, because the mean of its divisors is an integer number (6417000).
Almost surely, 2145955005 is an apocalyptic number.
It is an amenable number.
145955005 is a deficient number, since it is larger than the sum of its proper divisors (59388995).
145955005 is a wasteful number, since it uses less digits than its factorization.
145955005 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 709.
The product of its (nonzero) digits is 22500, while the sum is 34.
The square root of 145955005 is about 12081.1839237717. The cubic root of 145955005 is about 526.5096442556.
It can be divided in two parts, 14595 and 5005, that added together give a square (19600 = 1402).
The spelling of 145955005 in words is "one hundred forty-five million, nine hundred fifty-five thousand, five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •