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272323 = 1783193
BaseRepresentation
bin1000010011111000011
3111211120001
41002133003
532203243
65500431
72212642
oct1023703
9454501
10272323
11176667
12111717
1396c4c
1471359
1555a4d
hex427c3

272323 has 8 divisors (see below), whose sum is σ = 293328. Its totient is φ = 251904.

The previous prime is 272317. The next prime is 272329. The reversal of 272323 is 323272.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (272317) and next prime (272329).

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

It is a 11-Lehmer number, since φ(272323) divides (272323-1)11.

It is a cyclic number.

It is not a de Polignac number, because 272323 - 29 = 271811 is a prime.

It is a d-powerful number, because it can be written as 26 + 73 + 37 + 210 + 218 + 38 .

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 272323.

It is not an unprimeable number, because it can be changed into a prime (272329) 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, 1315 + ... + 1507.

It is an arithmetic number, because the mean of its divisors is an integer number (36666).

2272323 is an apocalyptic number.

272323 is a deficient number, since it is larger than the sum of its proper divisors (21005).

272323 is a wasteful number, since it uses less digits than its factorization.

272323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 293.

The product of its digits is 504, while the sum is 19.

The square root of 272323 is about 521.8457626541. The cubic root of 272323 is about 64.8178728071.

Adding to 272323 its reverse (323272), we get a palindrome (595595).

It can be divided in two parts, 272 and 323, that added together give a palindrome (595).

The spelling of 272323 in words is "two hundred seventy-two thousand, three hundred twenty-three", and thus it is an iban number.

Divisors: 1 17 83 193 1411 3281 16019 272323