Base | Representation |
---|---|
bin | 10001000011110… |
… | …01100110000110 |
3 | 100222021110022121 |
4 | 20201321212012 |
5 | 243113320030 |
6 | 22111120154 |
7 | 3355236652 |
oct | 1041714606 |
9 | 328243277 |
10 | 143104390 |
11 | 738624a0 |
12 | 3bb1305a |
13 | 23856370 |
14 | 15011a62 |
15 | c86b47a |
hex | 8879986 |
143104390 has 128 divisors (see below), whose sum is σ = 333849600. Its totient is φ = 43338240.
The previous prime is 143104369. The next prime is 143104393. The reversal of 143104390 is 93401341.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (143104393) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 624796 + ... + 625024.
It is an arithmetic number, because the mean of its divisors is an integer number (2608200).
Almost surely, 2143104390 is an apocalyptic number.
143104390 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
143104390 is an abundant number, since it is smaller than the sum of its proper divisors (190745210).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
143104390 is a wasteful number, since it uses less digits than its factorization.
143104390 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 302.
The product of its (nonzero) digits is 1296, while the sum is 25.
The square root of 143104390 is about 11962.6247119936. The cubic root of 143104390 is about 523.0593690487.
The spelling of 143104390 in words is "one hundred forty-three million, one hundred four thousand, three hundred ninety".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •