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2023423441 = 13155647957
BaseRepresentation
bin111100010011010…
…1111110111010001
312020000102120010221
41320212233313101
513120444022231
6532440553041
7101066546464
oct17046576721
95200376127
102023423441
11949195a86
12485782781
13263288aa0
14152a352db
15bc98cd11
hex789afdd1

2023423441 has 4 divisors (see below), whose sum is σ = 2179071412. Its totient is φ = 1867775472.

The previous prime is 2023423429. The next prime is 2023423447. The reversal of 2023423441 is 1443243202.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 215473041 + 1807950400 = 14679^2 + 42520^2 .

It is a cyclic number.

It is not a de Polignac number, because 2023423441 - 213 = 2023415249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2023423447) 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, 77823966 + ... + 77823991.

It is an arithmetic number, because the mean of its divisors is an integer number (544767853).

Almost surely, 22023423441 is an apocalyptic number.

It is an amenable number.

2023423441 is a deficient number, since it is larger than the sum of its proper divisors (155647971).

2023423441 is a wasteful number, since it uses less digits than its factorization.

2023423441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155647970.

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 2023423441 is about 44982.4792669324. The cubic root of 2023423441 is about 1264.8205864483.

Adding to 2023423441 its reverse (1443243202), we get a palindrome (3466666643).

The spelling of 2023423441 in words is "two billion, twenty-three million, four hundred twenty-three thousand, four hundred forty-one".

Divisors: 1 13 155647957 2023423441