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2022402023 = 10918554147
BaseRepresentation
bin111100010001011…
…0110011111100111
312012221111200000122
41320202312133213
513120213331043
6532403032155
7101055063545
oct17042663747
95187450018
102022402023
11948658634
1248536b65b
13262cbbbb5
1415284ad95
15bc83a368
hex788b67e7

2022402023 has 4 divisors (see below), whose sum is σ = 2040956280. Its totient is φ = 2003847768.

The previous prime is 2022402017. The next prime is 2022402061. The reversal of 2022402023 is 3202042202.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2022402023 - 26 = 2022401959 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2022401992 and 2022402010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2022402073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9276965 + ... + 9277182.

It is an arithmetic number, because the mean of its divisors is an integer number (510239070).

Almost surely, 22022402023 is an apocalyptic number.

2022402023 is a deficient number, since it is larger than the sum of its proper divisors (18554257).

2022402023 is a wasteful number, since it uses less digits than its factorization.

2022402023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18554256.

The product of its (nonzero) digits is 384, while the sum is 17.

The square root of 2022402023 is about 44971.1243243929. The cubic root of 2022402023 is about 1264.6077247650.

Adding to 2022402023 its reverse (3202042202), we get a palindrome (5224444225).

The spelling of 2022402023 in words is "two billion, twenty-two million, four hundred two thousand, twenty-three".

Divisors: 1 109 18554147 2022402023