Base | Representation |
---|---|
bin | 1010010000110110111111 |
3 | 12001200122222 |
4 | 22100312333 |
5 | 1142043440 |
6 | 133355555 |
7 | 31604003 |
oct | 12206677 |
9 | 5050588 |
10 | 2690495 |
11 | 1578455 |
12 | a98bbb |
13 | 732812 |
14 | 500703 |
15 | 3822b5 |
hex | 290dbf |
2690495 has 16 divisors (see below), whose sum is σ = 3440640. Its totient is φ = 2013984.
The previous prime is 2690491. The next prime is 2690497. The reversal of 2690495 is 5940962.
It is a cyclic number.
It is not a de Polignac number, because 2690495 - 22 = 2690491 is a prime.
It is a plaindrome in base 6.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2690491) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11954 + ... + 12176.
It is an arithmetic number, because the mean of its divisors is an integer number (215040).
22690495 is an apocalyptic number.
2690495 is a deficient number, since it is larger than the sum of its proper divisors (750145).
2690495 is a wasteful number, since it uses less digits than its factorization.
2690495 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 374.
The product of its (nonzero) digits is 19440, while the sum is 35.
The square root of 2690495 is about 1640.2728431575. The cubic root of 2690495 is about 139.0840717703.
The spelling of 2690495 in words is "two million, six hundred ninety thousand, four hundred ninety-five".
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