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293117 = 1126647
BaseRepresentation
bin1000111100011111101
3112220002012
41013203331
533334432
610141005
72330366
oct1074375
9486065
10293117
11190250
12121765
13a3556
1478b6d
155bcb2
hex478fd

293117 has 4 divisors (see below), whose sum is σ = 319776. Its totient is φ = 266460.

The previous prime is 293107. The next prime is 293123. The reversal of 293117 is 711392.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 293117 - 210 = 292093 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 293092 and 293101.

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 293117.

It is not an unprimeable number, because it can be changed into a prime (293107) 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, 13313 + ... + 13334.

It is an arithmetic number, because the mean of its divisors is an integer number (79944).

2293117 is an apocalyptic number.

It is an amenable number.

293117 is a deficient number, since it is larger than the sum of its proper divisors (26659).

293117 is a wasteful number, since it uses less digits than its factorization.

293117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26658.

The product of its digits is 378, while the sum is 23.

The square root of 293117 is about 541.4028075287. The cubic root of 293117 is about 66.4273614676.

The spelling of 293117 in words is "two hundred ninety-three thousand, one hundred seventeen".

Divisors: 1 11 26647 293117