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13196215 = 511512293
BaseRepresentation
bin110010010101…
…101110110111
3220211102210201
4302111232313
511334234330
61150501331
7220110634
oct62255667
926742721
1013196215
1174a356a
124504847
132970616
141a7718b
151259eca
hexc95bb7

13196215 has 8 divisors (see below), whose sum is σ = 15856128. Its totient is φ = 10543200.

The previous prime is 13196201. The next prime is 13196221. The reversal of 13196215 is 51269131.

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

It is not a de Polignac number, because 13196215 - 221 = 11099063 is a prime.

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, 4609 + ... + 6901.

It is an arithmetic number, because the mean of its divisors is an integer number (1982016).

Almost surely, 213196215 is an apocalyptic number.

13196215 is a deficient number, since it is larger than the sum of its proper divisors (2659913).

13196215 is a wasteful number, since it uses less digits than its factorization.

13196215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3449.

The product of its digits is 1620, while the sum is 28.

The square root of 13196215 is about 3632.6594940897. The cubic root of 13196215 is about 236.3105590206.

The spelling of 13196215 in words is "thirteen million, one hundred ninety-six thousand, two hundred fifteen".

Divisors: 1 5 1151 2293 5755 11465 2639243 13196215