Base | Representation |
---|---|
bin | 10001000011110… |
… | …11011110111010 |
3 | 100222021211220222 |
4 | 20201323132322 |
5 | 243114041442 |
6 | 22111220042 |
7 | 3355301336 |
oct | 1041733672 |
9 | 328254828 |
10 | 143112122 |
11 | 7386828a |
12 | 3bb17622 |
13 | 23859a3a |
14 | 150147c6 |
15 | c86d8d2 |
hex | 887b7ba |
143112122 has 4 divisors (see below), whose sum is σ = 214668186. Its totient is φ = 71556060.
The previous prime is 143112121. The next prime is 143112149. The reversal of 143112122 is 221211341.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 221211341 = 13 ⋅17016257.
It can be written as a sum of positive squares in only one way, i.e., 139027681 + 4084441 = 11791^2 + 2021^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 143112122.
It is not an unprimeable number, because it can be changed into a prime (143112121) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35778029 + ... + 35778032.
Almost surely, 2143112122 is an apocalyptic number.
143112122 is a deficient number, since it is larger than the sum of its proper divisors (71556064).
143112122 is an equidigital number, since it uses as much as digits as its factorization.
143112122 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 71556063.
The product of its digits is 96, while the sum is 17.
The square root of 143112122 is about 11962.9478808528. The cubic root of 143112122 is about 523.0687892633.
Adding to 143112122 its reverse (221211341), we get a palindrome (364323463).
It can be divided in two parts, 14 and 3112122, that added together give a cube (3112136 = 1463).
The spelling of 143112122 in words is "one hundred forty-three million, one hundred twelve thousand, one hundred twenty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.085 sec. • engine limits •