Base | Representation |
---|---|
bin | 1000001011000010… |
… | …1010000111010010 |
3 | 12122220000020220202 |
4 | 2002300222013102 |
5 | 13443102342430 |
6 | 1001404335202 |
7 | 105235636250 |
oct | 20260520722 |
9 | 5586006822 |
10 | 2193793490 |
11 | a26380579 |
12 | 512844502 |
13 | 28c66a675 |
14 | 16b5035d0 |
15 | cc8e2d45 |
hex | 82c2a1d2 |
2193793490 has 32 divisors (see below), whose sum is σ = 4598104320. Its totient is φ = 737964864.
The previous prime is 2193793487. The next prime is 2193793507. The reversal of 2193793490 is 943973912.
It is a happy number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 291950 + ... + 299369.
It is an arithmetic number, because the mean of its divisors is an integer number (143690760).
Almost surely, 22193793490 is an apocalyptic number.
2193793490 is an abundant number, since it is smaller than the sum of its proper divisors (2404310830).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2193793490 is a wasteful number, since it uses less digits than its factorization.
2193793490 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 591386.
The product of its (nonzero) digits is 367416, while the sum is 47.
The square root of 2193793490 is about 46837.9492505810. The cubic root of 2193793490 is about 1299.3672443338.
The spelling of 2193793490 in words is "two billion, one hundred ninety-three million, seven hundred ninety-three thousand, four hundred ninety".
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