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2023100413 = 5093974657
BaseRepresentation
bin111100010010110…
…0000111111111101
312012222211011000221
41320211200333331
513120403203123
6532430021341
7101064032635
oct17045407775
95188734027
102023100413
11948a95314
12485647851
132631a4a49
1415298d6c5
15bc92725d
hex78960ffd

2023100413 has 4 divisors (see below), whose sum is σ = 2027075580. Its totient is φ = 2019125248.

The previous prime is 2023100371. The next prime is 2023100473. The reversal of 2023100413 is 3140013202.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3140013202 = 21570006601.

It can be written as a sum of positive squares in 2 ways, for example, as 1552123609 + 470976804 = 39397^2 + 21702^2 .

It is a cyclic number.

It is not a de Polignac number, because 2023100413 - 213 = 2023092221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2023100473) 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, 1986820 + ... + 1987837.

It is an arithmetic number, because the mean of its divisors is an integer number (506768895).

Almost surely, 22023100413 is an apocalyptic number.

It is an amenable number.

2023100413 is a deficient number, since it is larger than the sum of its proper divisors (3975167).

2023100413 is an equidigital number, since it uses as much as digits as its factorization.

2023100413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3975166.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 2023100413 is about 44978.8885256183. Note that the first 3 decimals coincide. The cubic root of 2023100413 is about 1264.7532757378.

Adding to 2023100413 its reverse (3140013202), we get a palindrome (5163113615).

The spelling of 2023100413 in words is "two billion, twenty-three million, one hundred thousand, four hundred thirteen".

Divisors: 1 509 3974657 2023100413