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2497205 = 53116111
BaseRepresentation
bin1001100001101010110101
311200212112002
421201222311
51114402310
6125305045
730140324
oct11415265
94625462
102497205
111456207
12a05185
13695849
144900bb
15344da5
hex261ab5

2497205 has 8 divisors (see below), whose sum is σ = 3093504. Its totient is φ = 1933200.

The previous prime is 2497193. The next prime is 2497207. The reversal of 2497205 is 5027942.

2497205 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2497205 - 212 = 2493109 is a prime.

It is a d-powerful number, because it can be written as 23 + 46 + 96 + 73 + 213 + 0 + 59 .

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2497207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7901 + ... + 8210.

It is an arithmetic number, because the mean of its divisors is an integer number (386688).

22497205 is an apocalyptic number.

It is an amenable number.

2497205 is a deficient number, since it is larger than the sum of its proper divisors (596299).

2497205 is a wasteful number, since it uses less digits than its factorization.

2497205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16147.

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 2497205 is about 1580.2547263021. The cubic root of 2497205 is about 135.6702833208.

The spelling of 2497205 in words is "two million, four hundred ninety-seven thousand, two hundred five".

Divisors: 1 5 31 155 16111 80555 499441 2497205