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26130205 = 513673823
BaseRepresentation
bin110001110101…
…1011100011101
31211011112220101
41203223130131
523142131310
62332021101
7435050233
oct143533435
954145811
1026130205
1113828012
128901791
13554b77a
143682953
15246243a
hex18eb71d

26130205 has 8 divisors (see below), whose sum is σ = 31387392. Its totient is φ = 20883408.

The previous prime is 26130199. The next prime is 26130211. The reversal of 26130205 is 50203162.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (26130199) and next prime (26130211).

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

It is a cyclic number.

It is not a de Polignac number, because 26130205 - 215 = 26097437 is a prime.

It is a super-2 number, since 2×261302052 = 1365575226684050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4924 + ... + 8746.

It is an arithmetic number, because the mean of its divisors is an integer number (3923424).

Almost surely, 226130205 is an apocalyptic number.

It is an amenable number.

26130205 is a deficient number, since it is larger than the sum of its proper divisors (5257187).

26130205 is a wasteful number, since it uses less digits than its factorization.

26130205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5195.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 26130205 is about 5111.7712194503. The cubic root of 26130205 is about 296.7433115663.

Adding to 26130205 its reverse (50203162), we get a palindrome (76333367).

It can be divided in two parts, 26130 and 205, that added together give a triangular number (26335 = T229).

The spelling of 26130205 in words is "twenty-six million, one hundred thirty thousand, two hundred five".

Divisors: 1 5 1367 3823 6835 19115 5226041 26130205