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292331 = 13113199
BaseRepresentation
bin1000111010111101011
3112212000002
41013113223
533323311
610133215
72325164
oct1072753
9485002
10292331
1118a6a6
1212120b
13a30a0
147876b
155b93b
hex475eb

292331 has 8 divisors (see below), whose sum is σ = 319200. Its totient is φ = 266112.

The previous prime is 292319. The next prime is 292343. The reversal of 292331 is 133292.

It is an interprime number because it is at equal distance from previous prime (292319) and next prime (292343).

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 292331 - 26 = 292267 is a prime.

It is a super-2 number, since 2×2923312 = 170914827122, which contains 22 as substring.

It is a Duffinian number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 292331.

It is not an unprimeable number, because it can be changed into a prime (292301) 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, 1370 + ... + 1568.

It is an arithmetic number, because the mean of its divisors is an integer number (39900).

2292331 is an apocalyptic number.

292331 is a deficient number, since it is larger than the sum of its proper divisors (26869).

292331 is a wasteful number, since it uses less digits than its factorization.

292331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325.

The product of its digits is 324, while the sum is 20.

The square root of 292331 is about 540.6764281897. The cubic root of 292331 is about 66.3679328152.

The spelling of 292331 in words is "two hundred ninety-two thousand, three hundred thirty-one".

Divisors: 1 13 113 199 1469 2587 22487 292331