Search a number
-
+
23228341 = 173736929
BaseRepresentation
bin101100010011…
…0111110110101
31121201010021221
41120212332311
521421301331
62145510341
7401303053
oct130467665
947633257
1023228341
1112125884
1279423b1
134a739a6
1431291d3
15208c711
hex1626fb5

23228341 has 8 divisors (see below), whose sum is σ = 25260120. Its totient is φ = 21270528.

The previous prime is 23228339. The next prime is 23228351. The reversal of 23228341 is 14382232.

It can be written as a sum of positive squares in 4 ways, for example, as 13950225 + 9278116 = 3735^2 + 3046^2 .

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 23228341 - 21 = 23228339 is a prime.

It is a super-2 number, since 2×232283412 = 1079111651224562, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23228311) 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, 17836 + ... + 19093.

It is an arithmetic number, because the mean of its divisors is an integer number (3157515).

Almost surely, 223228341 is an apocalyptic number.

It is an amenable number.

23228341 is a deficient number, since it is larger than the sum of its proper divisors (2031779).

23228341 is a wasteful number, since it uses less digits than its factorization.

23228341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36983.

The product of its digits is 2304, while the sum is 25.

The square root of 23228341 is about 4819.5789235160. The cubic root of 23228341 is about 285.3247186321.

It can be divided in two parts, 232283 and 41, that added together give a square (232324 = 4822).

The spelling of 23228341 in words is "twenty-three million, two hundred twenty-eight thousand, three hundred forty-one".

Divisors: 1 17 37 629 36929 627793 1366373 23228341