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2495261 = 19912539
BaseRepresentation
bin1001100001001100011101
311200202212002
421201030131
51114322021
6125252045
730131546
oct11411435
94622762
102495261
1114547aa
12a04025
136949b2
1448d4cd
1534450b
hex26131d

2495261 has 4 divisors (see below), whose sum is σ = 2508000. Its totient is φ = 2482524.

The previous prime is 2495249. The next prime is 2495263. The reversal of 2495261 is 1625942.

It is a happy number.

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 2495261 - 210 = 2494237 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2495263) 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, 6071 + ... + 6468.

It is an arithmetic number, because the mean of its divisors is an integer number (627000).

22495261 is an apocalyptic number.

It is an amenable number.

2495261 is a deficient number, since it is larger than the sum of its proper divisors (12739).

2495261 is a wasteful number, since it uses less digits than its factorization.

2495261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12738.

The product of its digits is 4320, while the sum is 29.

The square root of 2495261 is about 1579.6395158390. The cubic root of 2495261 is about 135.6350690847.

The spelling of 2495261 in words is "two million, four hundred ninety-five thousand, two hundred sixty-one".

Divisors: 1 199 12539 2495261