Base | Representation |
---|---|
bin | 10001000000100… |
… | …00010100111011 |
3 | 100221110112212000 |
4 | 20200100110323 |
5 | 243011020321 |
6 | 22053552043 |
7 | 3351462612 |
oct | 1040202473 |
9 | 327415760 |
10 | 142673211 |
11 | 7359854a |
12 | 3b945623 |
13 | 23735025 |
14 | 14d3c879 |
15 | c7d3826 |
hex | 881053b |
142673211 has 8 divisors (see below), whose sum is σ = 211367760. Its totient is φ = 95115456.
The previous prime is 142673207. The next prime is 142673227. The reversal of 142673211 is 112376241.
It is not a de Polignac number, because 142673211 - 22 = 142673207 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 5284193 = 142673211 / (1 + 4 + 2 + 6 + 7 + 3 + 2 + 1 + 1).
It is not an unprimeable number, because it can be changed into a prime (142673281) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2642070 + ... + 2642123.
It is an arithmetic number, because the mean of its divisors is an integer number (26420970).
Almost surely, 2142673211 is an apocalyptic number.
142673211 is a deficient number, since it is larger than the sum of its proper divisors (68694549).
142673211 is an equidigital number, since it uses as much as digits as its factorization.
142673211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5284202 (or 5284196 counting only the distinct ones).
The product of its digits is 2016, while the sum is 27.
The square root of 142673211 is about 11944.5891934382. The cubic root of 142673211 is about 522.5335079203.
It can be divided in two parts, 142673 and 211, that added together give a square (142884 = 3782).
The spelling of 142673211 in words is "one hundred forty-two million, six hundred seventy-three thousand, two hundred eleven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •