Search a number
-
+
72363 = 324121
BaseRepresentation
bin10001101010101011
310200021010
4101222223
54303423
61315003
7420654
oct215253
9120233
1072363
114a405
1235a63
1326c25
141c52b
1516693
hex11aab

72363 has 4 divisors (see below), whose sum is σ = 96488. Its totient is φ = 48240.

The previous prime is 72353. The next prime is 72367. The reversal of 72363 is 36327.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 36327 = 312109.

It is not a de Polignac number, because 72363 - 210 = 71339 is a prime.

It is a D-number.

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

It is a Duffinian number.

It is a plaindrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (72367) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12058 + ... + 12063.

It is an arithmetic number, because the mean of its divisors is an integer number (24122).

272363 is an apocalyptic number.

72363 is a deficient number, since it is larger than the sum of its proper divisors (24125).

72363 is a wasteful number, since it uses less digits than its factorization.

72363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24124.

The product of its digits is 756, while the sum is 21.

The square root of 72363 is about 269.0037174464. The cubic root of 72363 is about 41.6714732233.

It can be divided in two parts, 72 and 363, that added together give a triangular number (435 = T29).

The spelling of 72363 in words is "seventy-two thousand, three hundred sixty-three".

Divisors: 1 3 24121 72363