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292253 = 1322481
BaseRepresentation
bin1000111010110011101
3112211220012
41013112131
533323003
610133005
72325023
oct1072635
9484805
10292253
1118a635
12121165
13a3040
1478713
155b8d8
hex4759d

292253 has 4 divisors (see below), whose sum is σ = 314748. Its totient is φ = 269760.

The previous prime is 292249. The next prime is 292267. The reversal of 292253 is 352292.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 24964 + 267289 = 158^2 + 517^2 .

It is a cyclic number.

It is not a de Polignac number, because 292253 - 22 = 292249 is a prime.

It is a d-powerful number, because it can be written as 212 + 9 + 213 + 218 + 56 + 37 .

It is a Duffinian number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 292253.

It is not an unprimeable number, because it can be changed into a prime (292223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11228 + ... + 11253.

It is an arithmetic number, because the mean of its divisors is an integer number (78687).

2292253 is an apocalyptic number.

It is an amenable number.

292253 is a deficient number, since it is larger than the sum of its proper divisors (22495).

292253 is a wasteful number, since it uses less digits than its factorization.

292253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22494.

The product of its digits is 1080, while the sum is 23.

The square root of 292253 is about 540.6042915109. The cubic root of 292253 is about 66.3620295078.

Subtracting from 292253 its sum of digits (23), we obtain a triangular number (292230 = T764).

It can be divided in two parts, 292 and 253, that added together give a palindrome (545).

The spelling of 292253 in words is "two hundred ninety-two thousand, two hundred fifty-three".

Divisors: 1 13 22481 292253