Base | Representation |
---|---|
bin | 100110010111… |
… | …1010100010001 |
3 | 1101212000222221 |
4 | 1030233110101 |
5 | 20122214003 |
6 | 1555101041 |
7 | 332663266 |
oct | 114572421 |
9 | 41760887 |
10 | 20116753 |
11 | 103a0018 |
12 | 68a1781 |
13 | 4224607 |
14 | 295926d |
15 | 1b757bd |
hex | 132f511 |
20116753 has 4 divisors (see below), whose sum is σ = 20270448. Its totient is φ = 19963060.
The previous prime is 20116751. The next prime is 20116757. The reversal of 20116753 is 35761102.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 20116753 - 21 = 20116751 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (20116751) 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, 76651 + ... + 76912.
It is an arithmetic number, because the mean of its divisors is an integer number (5067612).
Almost surely, 220116753 is an apocalyptic number.
It is an amenable number.
20116753 is a deficient number, since it is larger than the sum of its proper divisors (153695).
20116753 is a wasteful number, since it uses less digits than its factorization.
20116753 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 153694.
The product of its (nonzero) digits is 1260, while the sum is 25.
The square root of 20116753 is about 4485.1703423616. The cubic root of 20116753 is about 271.9689311760.
Adding to 20116753 its reverse (35761102), we get a palindrome (55877855).
The spelling of 20116753 in words is "twenty million, one hundred sixteen thousand, seven hundred fifty-three".
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