Search a number
-
+
13495495 = 513215971
BaseRepresentation
bin110011011110…
…110011000111
3221101122100011
4303132303013
511423323440
61201131051
7222465316
oct63366307
927348304
1013495495
117688402
124629a87
132a46900
141b1427d
1512b89ea
hexcdecc7

13495495 has 12 divisors (see below), whose sum is σ = 17537256. Its totient is φ = 9965280.

The previous prime is 13495441. The next prime is 13495499. The reversal of 13495495 is 59459431.

It is not a de Polignac number, because 13495495 - 27 = 13495367 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 (13495499) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7141 + ... + 8830.

It is an arithmetic number, because the mean of its divisors is an integer number (1461438).

Almost surely, 213495495 is an apocalyptic number.

13495495 is a deficient number, since it is larger than the sum of its proper divisors (4041761).

13495495 is a wasteful number, since it uses less digits than its factorization.

13495495 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16002 (or 15989 counting only the distinct ones).

The product of its digits is 97200, while the sum is 40.

The square root of 13495495 is about 3673.6215101722. The cubic root of 13495495 is about 238.0836687680.

The spelling of 13495495 in words is "thirteen million, four hundred ninety-five thousand, four hundred ninety-five".

Divisors: 1 5 13 65 169 845 15971 79855 207623 1038115 2699099 13495495