Base | Representation |
---|---|
bin | 11001101110001111001110 |
3 | 110200120122101 |
4 | 121232033032 |
5 | 3211233430 |
6 | 400305314 |
7 | 111212602 |
oct | 31561716 |
9 | 13616571 |
10 | 6742990 |
11 | 3896121 |
12 | 231223a |
13 | 1521247 |
14 | c77502 |
15 | 8d2dca |
hex | 66e3ce |
6742990 has 8 divisors (see below), whose sum is σ = 12137400. Its totient is φ = 2697192.
The previous prime is 6742969. The next prime is 6742997. The reversal of 6742990 is 992476.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (6742997) 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, 337140 + ... + 337159.
It is an arithmetic number, because the mean of its divisors is an integer number (1517175).
Almost surely, 26742990 is an apocalyptic number.
6742990 is a deficient number, since it is larger than the sum of its proper divisors (5394410).
6742990 is a wasteful number, since it uses less digits than its factorization.
6742990 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 674306.
The product of its (nonzero) digits is 27216, while the sum is 37.
The square root of 6742990 is about 2596.7267857824. The cubic root of 6742990 is about 188.9227122565.
The spelling of 6742990 in words is "six million, seven hundred forty-two thousand, nine hundred ninety".
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