Base | Representation |
---|---|
bin | 1000000010100011111010 |
3 | 10222002010211 |
4 | 20002203322 |
5 | 1014421032 |
6 | 113101334 |
7 | 23625505 |
oct | 10024372 |
9 | 3862124 |
10 | 2107642 |
11 | 120a559 |
12 | 85784a |
13 | 58a434 |
14 | 3cc13c |
15 | 2b9747 |
hex | 2028fa |
2107642 has 4 divisors (see below), whose sum is σ = 3161466. Its totient is φ = 1053820.
The previous prime is 2107627. The next prime is 2107661. The reversal of 2107642 is 2467012.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in only one way, i.e., 1792921 + 314721 = 1339^2 + 561^2 .
It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 526909 + ... + 526912.
22107642 is an apocalyptic number.
2107642 is a deficient number, since it is larger than the sum of its proper divisors (1053824).
2107642 is a wasteful number, since it uses less digits than its factorization.
2107642 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1053823.
The product of its (nonzero) digits is 672, while the sum is 22.
The square root of 2107642 is about 1451.7720206699. The cubic root of 2107642 is about 128.2130647388.
The spelling of 2107642 in words is "two million, one hundred seven thousand, six hundred forty-two".
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