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4442342023 = 71321480409
BaseRepresentation
bin1000010001100100…
…01100001010000111
3102110121001100122001
410020302030022013
533044214421043
62012450450131
7215041166320
oct41062141207
912417040561
104442342023
11197a64a349
12a3b893947
1355a469862
14301dbb447
151aeeee74d
hex108c8c287

4442342023 has 8 divisors (see below), whose sum is σ = 5080816160. Its totient is φ = 3804831360.

The previous prime is 4442341999. The next prime is 4442342027. The reversal of 4442342023 is 3202432444.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 4442342023 - 25 = 4442341991 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4442341982 and 4442342000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4442342027) 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, 230958 + ... + 249451.

It is an arithmetic number, because the mean of its divisors is an integer number (635102020).

Almost surely, 24442342023 is an apocalyptic number.

4442342023 is a deficient number, since it is larger than the sum of its proper divisors (638474137).

4442342023 is a wasteful number, since it uses less digits than its factorization.

4442342023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 481737.

The product of its (nonzero) digits is 18432, while the sum is 28.

The square root of 4442342023 is about 66650.8966406304. The cubic root of 4442342023 is about 1643.8820911396.

Adding to 4442342023 its reverse (3202432444), we get a palindrome (7644774467).

The spelling of 4442342023 in words is "four billion, four hundred forty-two million, three hundred forty-two thousand, twenty-three".

Divisors: 1 7 1321 9247 480409 3362863 634620289 4442342023