Base | Representation |
---|---|
bin | 10001011001100… |
… | …11101001100010 |
3 | 101011122201102221 |
4 | 20230303221202 |
5 | 244331313433 |
6 | 22252301254 |
7 | 3421445623 |
oct | 1054635142 |
9 | 334581387 |
10 | 145963618 |
11 | 75435699 |
12 | 40a7182a |
13 | 24317908 |
14 | 15557a4a |
15 | cc3372d |
hex | 8b33a62 |
145963618 has 8 divisors (see below), whose sum is σ = 219021660. Its totient is φ = 72956400.
The previous prime is 145963613. The next prime is 145963619. The reversal of 145963618 is 816369541.
It can be written as a sum of positive squares in 2 ways, for example, as 126630009 + 19333609 = 11253^2 + 4397^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (145963613) 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 3 ways as a sum of consecutive naturals, for example, 4453 + ... + 17656.
Almost surely, 2145963618 is an apocalyptic number.
145963618 is a deficient number, since it is larger than the sum of its proper divisors (73058042).
145963618 is a wasteful number, since it uses less digits than its factorization.
145963618 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 25412.
The product of its digits is 155520, while the sum is 43.
The square root of 145963618 is about 12081.5403819215. The cubic root of 145963618 is about 526.5200007313.
The spelling of 145963618 in words is "one hundred forty-five million, nine hundred sixty-three thousand, six hundred eighteen".
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