Base | Representation |
---|---|
bin | 1000010100110101010… |
… | …1101001111011110010 |
3 | 111200012002220011000202 |
4 | 2011031111221323302 |
5 | 4320412022140221 |
6 | 145412512115202 |
7 | 13222311131042 |
oct | 2051525517362 |
9 | 450162804022 |
10 | 143031443186 |
11 | 55728580295 |
12 | 23878b35b02 |
13 | 10645935368 |
14 | 6ccc09b722 |
15 | 3ac1e26d0b |
hex | 214d569ef2 |
143031443186 has 8 divisors (see below), whose sum is σ = 225839120880. Its totient is φ = 67751736228.
The previous prime is 143031443179. The next prime is 143031443189. The reversal of 143031443186 is 681344130341.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Harshad number since it is a multiple of its sum of digits (38), and also a Moran number because the ratio is a prime number: 3763985347 = 143031443186 / (1 + 4 + 3 + 0 + 3 + 1 + 4 + 4 + 3 + 1 + 8 + 6).
It is not an unprimeable number, because it can be changed into a prime (143031443189) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1881992636 + ... + 1881992711.
It is an arithmetic number, because the mean of its divisors is an integer number (28229890110).
Almost surely, 2143031443186 is an apocalyptic number.
143031443186 is a deficient number, since it is larger than the sum of its proper divisors (82807677694).
143031443186 is a wasteful number, since it uses less digits than its factorization.
143031443186 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3763985368.
The product of its (nonzero) digits is 82944, while the sum is 38.
The spelling of 143031443186 in words is "one hundred forty-three billion, thirty-one million, four hundred forty-three thousand, one hundred eighty-six".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •