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20082301 = 47427283
BaseRepresentation
bin100110010011…
…0111001111101
31101210021201221
41030212321331
520120113201
61554233341
7332460661
oct114467175
941707657
1020082301
1110377148
126885851
134211a25
14294a8a1
151b6a4a1
hex1326e7d

20082301 has 4 divisors (see below), whose sum is σ = 20509632. Its totient is φ = 19654972.

The previous prime is 20082299. The next prime is 20082311. The reversal of 20082301 is 10328002.

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.

It is a cyclic number.

It is not a de Polignac number, because 20082301 - 21 = 20082299 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20082311) 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, 213595 + ... + 213688.

It is an arithmetic number, because the mean of its divisors is an integer number (5127408).

Almost surely, 220082301 is an apocalyptic number.

It is an amenable number.

20082301 is a deficient number, since it is larger than the sum of its proper divisors (427331).

20082301 is an equidigital number, since it uses as much as digits as its factorization.

20082301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 427330.

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

The square root of 20082301 is about 4481.3280397668. The cubic root of 20082301 is about 271.8135842425.

The spelling of 20082301 in words is "twenty million, eighty-two thousand, three hundred one".

Divisors: 1 47 427283 20082301