Base | Representation |
---|---|
bin | 10111010001001… |
… | …111000011100011 |
3 | 1000012121002000010 |
4 | 113101033003203 |
5 | 1244420102313 |
6 | 102423300003 |
7 | 12450203112 |
oct | 2721170343 |
9 | 1005532003 |
10 | 390394083 |
11 | 190404942 |
12 | aa8aa603 |
13 | 62b5a221 |
14 | 39bc3c79 |
15 | 244174c3 |
hex | 1744f0e3 |
390394083 has 16 divisors (see below), whose sum is σ = 556908800. Its totient is φ = 242520480.
The previous prime is 390394061. The next prime is 390394093. The reversal of 390394083 is 380493093.
It is not a de Polignac number, because 390394083 - 28 = 390393827 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (390394093) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52663 + ... + 59616.
It is an arithmetic number, because the mean of its divisors is an integer number (34806800).
Almost surely, 2390394083 is an apocalyptic number.
390394083 is a deficient number, since it is larger than the sum of its proper divisors (166514717).
390394083 is a wasteful number, since it uses less digits than its factorization.
390394083 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 112362.
The product of its (nonzero) digits is 69984, while the sum is 39.
The square root of 390394083 is about 19758.3927230936. The cubic root of 390394083 is about 730.8603623406.
The spelling of 390394083 in words is "three hundred ninety million, three hundred ninety-four thousand, eighty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •