[go: up one dir, main page]

Search a number
-
+
20083201 = 20879623
BaseRepresentation
bin100110010011…
…1001000000001
31101210022222021
41030213020001
520120130301
61554241441
7332463415
oct114471001
941708867
1020083201
1110377896
126886281
134212268
14294ad45
151b6a8a1
hex1327201

20083201 has 4 divisors (see below), whose sum is σ = 20094912. Its totient is φ = 20071492.

The previous prime is 20083199. The next prime is 20083207. The reversal of 20083201 is 10238002.

It is a happy number.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 20083201 - 21 = 20083199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20083207) 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, 2725 + ... + 6898.

It is an arithmetic number, because the mean of its divisors is an integer number (5023728).

Almost surely, 220083201 is an apocalyptic number.

It is an amenable number.

20083201 is a deficient number, since it is larger than the sum of its proper divisors (11711).

20083201 is an equidigital number, since it uses as much as digits as its factorization.

20083201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11710.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 20083201 is about 4481.4284553031. The cubic root of 20083201 is about 271.8176446765.

The spelling of 20083201 in words is "twenty million, eighty-three thousand, two hundred one".

Divisors: 1 2087 9623 20083201