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23764273 = 132140617
BaseRepresentation
bin101101010100…
…1110100110001
31122201100110021
41122221310301
522040424043
62205203441
7405664411
oct132516461
948640407
1023764273
11124614a5
127b60581
134c00900
143228641
1521463ed
hex16a9d31

23764273 has 6 divisors (see below), whose sum is σ = 25733094. Its totient is φ = 21936096.

The previous prime is 23764271. The next prime is 23764277. The reversal of 23764273 is 37246732.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 27889 + 23736384 = 167^2 + 4872^2 .

It is not a de Polignac number, because 23764273 - 21 = 23764271 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23764271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 70140 + ... + 70477.

It is an arithmetic number, because the mean of its divisors is an integer number (4288849).

Almost surely, 223764273 is an apocalyptic number.

It is an amenable number.

23764273 is a deficient number, since it is larger than the sum of its proper divisors (1968821).

23764273 is a wasteful number, since it uses less digits than its factorization.

23764273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140643 (or 140630 counting only the distinct ones).

The product of its digits is 42336, while the sum is 34.

The square root of 23764273 is about 4874.8613313611. The cubic root of 23764273 is about 287.5024241762.

The spelling of 23764273 in words is "twenty-three million, seven hundred sixty-four thousand, two hundred seventy-three".

Divisors: 1 13 169 140617 1828021 23764273