Base | Representation |
---|---|
bin | 1000010001001001100… |
… | …0000111001000110001 |
3 | 111120122011111222111011 |
4 | 2010102120013020301 |
5 | 4311400302400340 |
6 | 145130413550521 |
7 | 13155640021360 |
oct | 2042230071061 |
9 | 446564458434 |
10 | 142042231345 |
11 | 55270155843 |
12 | 236417a5441 |
13 | 10518a04701 |
14 | 6c3695b7d7 |
15 | 3a651770ea |
hex | 2112607231 |
142042231345 has 16 divisors (see below), whose sum is σ = 198945474048. Its totient is φ = 95328037440.
The previous prime is 142042231339. The next prime is 142042231351. The reversal of 142042231345 is 543132240241.
It is an interprime number because it is at equal distance from previous prime (142042231339) and next prime (142042231351).
It is not a de Polignac number, because 142042231345 - 23 = 142042231337 is a prime.
It is a Duffinian number.
It is an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 43172286 + ... + 43175575.
It is an arithmetic number, because the mean of its divisors is an integer number (12434092128).
Almost surely, 2142042231345 is an apocalyptic number.
It is an amenable number.
142042231345 is a deficient number, since it is larger than the sum of its proper divisors (56903242703).
142042231345 is an equidigital number, since it uses as much as digits as its factorization.
142042231345 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 86347920.
The product of its (nonzero) digits is 23040, while the sum is 31.
Adding to 142042231345 its reverse (543132240241), we get a palindrome (685174471586).
The spelling of 142042231345 in words is "one hundred forty-two billion, forty-two million, two hundred thirty-one thousand, three hundred forty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •