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245295 = 3352379
BaseRepresentation
bin111011111000101111
3110110111000
4323320233
530322140
65131343
72041101
oct737057
9413430
10245295
11158326
12b9b53
138785b
1465571
154ca30
hex3be2f

245295 has 32 divisors (see below), whose sum is σ = 460800. Its totient is φ = 123552.

The previous prime is 245291. The next prime is 245299. The reversal of 245295 is 592542.

It is an interprime number because it is at equal distance from previous prime (245291) and next prime (245299).

It is not a de Polignac number, because 245295 - 22 = 245291 is a prime.

It is a super-3 number, since 3×2452953 = 44277933342142125, which contains 333 as substring.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3066 + ... + 3144.

It is an arithmetic number, because the mean of its divisors is an integer number (14400).

2245295 is an apocalyptic number.

245295 is a deficient number, since it is larger than the sum of its proper divisors (215505).

245295 is a wasteful number, since it uses less digits than its factorization.

245295 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116 (or 110 counting only the distinct ones).

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

The square root of 245295 is about 495.2726521826. The cubic root of 245295 is about 62.5983518162.

The spelling of 245295 in words is "two hundred forty-five thousand, two hundred ninety-five".

Divisors: 1 3 5 9 15 23 27 45 69 79 115 135 207 237 345 395 621 711 1035 1185 1817 2133 3105 3555 5451 9085 10665 16353 27255 49059 81765 245295