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295245 = 3105
BaseRepresentation
bin1001000000101001101
3120000000000
41020011031
533421440
610154513
72336526
oct1100515
9500000
10295245
11191905
12122a39
13a4502
147984d
155c730
hex4814d

295245 has 22 divisors (see below), whose sum is σ = 531438. Its totient is φ = 157464.

The previous prime is 295237. The next prime is 295247. The reversal of 295245 is 542592.

It can be written as a sum of positive squares in only one way, i.e., 236196 + 59049 = 486^2 + 243^2 .

It is an ABA number since it can be written as A⋅BA, here for A=5, B=9.

It is not a de Polignac number, because 295245 - 23 = 295237 is a prime.

It is a super-2 number, since 2×2952452 = 174339220050, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a d-powerful number, because it can be written as 2 + 92 + 215 + 53 + 49 + 53 .

Its product of digits (3600) is a multiple of the sum of its prime divisors (8).

It is a nialpdrome in base 9.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (295247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 21 ways as a sum of consecutive naturals, for example, 59047 + ... + 59051.

295245 is a Friedman number, since it can be written as 9^(5-4+2+2)*5, using all its digits and the basic arithmetic operations.

2295245 is an apocalyptic number.

It is an amenable number.

295245 is a deficient number, since it is larger than the sum of its proper divisors (236193).

295245 is an frugal number, since it uses more digits than its factorization.

295245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35 (or 8 counting only the distinct ones).

The product of its digits is 3600, while the sum is 27.

The square root of 295245 is about 543.3645185324. The cubic root of 295245 is about 66.5877260069.

The spelling of 295245 in words is "two hundred ninety-five thousand, two hundred forty-five".

Divisors: 1 3 5 9 15 27 45 81 135 243 405 729 1215 2187 3645 6561 10935 19683 32805 59049 98415 295245