Base | Representation |
---|---|
bin | 11000001100100101001110 |
3 | 102221020221120 |
4 | 120030211032 |
5 | 3110433430 |
6 | 343541410 |
7 | 104625453 |
oct | 30144516 |
9 | 12836846 |
10 | 6342990 |
11 | 3642645 |
12 | 215a866 |
13 | 1411164 |
14 | bb182a |
15 | 854610 |
hex | 60c94e |
6342990 has 16 divisors (see below), whose sum is σ = 15223248. Its totient is φ = 1691456.
The previous prime is 6342983. The next prime is 6342997. The reversal of 6342990 is 992436.
It is an interprime number because it is at equal distance from previous prime (6342983) and next prime (6342997).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (6342997) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 105687 + ... + 105746.
It is an arithmetic number, because the mean of its divisors is an integer number (951453).
Almost surely, 26342990 is an apocalyptic number.
6342990 is an abundant number, since it is smaller than the sum of its proper divisors (8880258).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6342990 is a wasteful number, since it uses less digits than its factorization.
6342990 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 211443.
The product of its (nonzero) digits is 11664, while the sum is 33.
The square root of 6342990 is about 2518.5293327655. The cubic root of 6342990 is about 185.1106229060.
The spelling of 6342990 in words is "six million, three hundred forty-two thousand, nine hundred ninety".
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