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20082201 = 39769011
BaseRepresentation
bin100110010011…
…0111000011001
31101210021121020
41030212320121
520120112301
61554233053
7332460456
oct114467031
941707536
1020082201
1110377067
126885789
134211979
14294a82d
151b6a436
hex1326e19

20082201 has 8 divisors (see below), whose sum is σ = 27052704. Its totient is φ = 13249920.

The previous prime is 20082199. The next prime is 20082211. The reversal of 20082201 is 10228002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 20082201 - 21 = 20082199 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (20082211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34215 + ... + 34796.

It is an arithmetic number, because the mean of its divisors is an integer number (3381588).

Almost surely, 220082201 is an apocalyptic number.

It is an amenable number.

20082201 is a deficient number, since it is larger than the sum of its proper divisors (6970503).

20082201 is an equidigital number, since it uses as much as digits as its factorization.

20082201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69111.

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 20082201 is about 4481.3168823461. The cubic root of 20082201 is about 271.8131330757.

The spelling of 20082201 in words is "twenty million, eighty-two thousand, two hundred one".

Divisors: 1 3 97 291 69011 207033 6694067 20082201