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2478295 = 53159271
BaseRepresentation
bin1001011101000011010111
311122220120201
421131003113
51113301140
6125041331
730031231
oct11350327
94586521
102478295
111442a86
129b6247
1368a061
14487251
1533e49a
hex25d0d7

2478295 has 16 divisors (see below), whose sum is σ = 3133440. Its totient is φ = 1879200.

The previous prime is 2478293. The next prime is 2478323. The reversal of 2478295 is 5928742.

It is not a de Polignac number, because 2478295 - 21 = 2478293 is a prime.

It is a super-2 number, since 2×24782952 = 12283892214050, which contains 22 as substring.

It is a d-powerful number, because it can be written as 2 + 42 + 73 + 83 + 219 + 9 + 59 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2478293) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9010 + ... + 9280.

It is an arithmetic number, because the mean of its divisors is an integer number (195840).

22478295 is an apocalyptic number.

2478295 is a deficient number, since it is larger than the sum of its proper divisors (655145).

2478295 is a wasteful number, since it uses less digits than its factorization.

2478295 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 366.

The product of its digits is 40320, while the sum is 37.

The square root of 2478295 is about 1574.2601436866. The cubic root of 2478295 is about 135.3269623916.

The spelling of 2478295 in words is "two million, four hundred seventy-eight thousand, two hundred ninety-five".

Divisors: 1 5 31 59 155 271 295 1355 1829 8401 9145 15989 42005 79945 495659 2478295