Base | Representation |
---|---|
bin | 100111010010… |
… | …1100011010110 |
3 | 1102202122022201 |
4 | 1032211203112 |
5 | 20233213141 |
6 | 2013315114 |
7 | 340051234 |
oct | 116454326 |
9 | 42678281 |
10 | 20601046 |
11 | 106a0964 |
12 | 6a95a9a |
13 | 4363b8b |
14 | 2a43954 |
15 | 1c1e031 |
hex | 13a58d6 |
20601046 has 4 divisors (see below), whose sum is σ = 30901572. Its totient is φ = 10300522.
The previous prime is 20601037. The next prime is 20601079. The reversal of 20601046 is 64010602.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 64010602 = 2 ⋅32005301.
It is a congruent number.
It is an unprimeable number.
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 as a sum of consecutive naturals, namely, 5150260 + ... + 5150263.
It is an arithmetic number, because the mean of its divisors is an integer number (7725393).
Almost surely, 220601046 is an apocalyptic number.
20601046 is a deficient number, since it is larger than the sum of its proper divisors (10300526).
20601046 is a wasteful number, since it uses less digits than its factorization.
20601046 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10300525.
The product of its (nonzero) digits is 288, while the sum is 19.
The square root of 20601046 is about 4538.8375163691. The cubic root of 20601046 is about 274.1341183675.
Adding to 20601046 its reverse (64010602), we get a palindrome (84611648).
The spelling of 20601046 in words is "twenty million, six hundred one thousand, forty-six".
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