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2020023233 = 2146794099
BaseRepresentation
bin111100001100111…
…0001101111000001
312012210000210221022
41320121301233001
513114111220413
6532240035225
7101025625364
oct17031615701
95183023838
102020023233
11947283398
12484602b15
13262668227
141523cc0db
15bc51a608
hex78671bc1

2020023233 has 4 divisors (see below), whose sum is σ = 2020138800. Its totient is φ = 2019907668.

The previous prime is 2020023227. The next prime is 2020023253. The reversal of 2020023233 is 3323200202.

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 2020023233 - 210 = 2020022209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2020023253) 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, 25583 + ... + 68516.

It is an arithmetic number, because the mean of its divisors is an integer number (505034700).

Almost surely, 22020023233 is an apocalyptic number.

It is an amenable number.

2020023233 is a deficient number, since it is larger than the sum of its proper divisors (115567).

2020023233 is an equidigital number, since it uses as much as digits as its factorization.

2020023233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115566.

The product of its (nonzero) digits is 432, while the sum is 17.

The square root of 2020023233 is about 44944.6685714780. The cubic root of 2020023233 is about 1264.1117112135. Note that the first 3 decimals are identical.

Adding to 2020023233 its reverse (3323200202), we get a palindrome (5343223435).

The spelling of 2020023233 in words is "two billion, twenty million, twenty-three thousand, two hundred thirty-three".

Divisors: 1 21467 94099 2020023233