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13199190 = 235439973
BaseRepresentation
bin110010010110…
…011101010110
3220211120212220
4302112131112
511334333230
61150523210
7220122414
oct62263526
926746786
1013199190
1174a5824
124506506
132971a94
141a782b4
15125ad10
hexc96756

13199190 has 16 divisors (see below), whose sum is σ = 31678128. Its totient is φ = 3519776.

The previous prime is 13199189. The next prime is 13199209. The reversal of 13199190 is 9199131.

It is a super-2 number, since 2×131991902 = 348437233312200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 219957 + ... + 220016.

It is an arithmetic number, because the mean of its divisors is an integer number (1979883).

Almost surely, 213199190 is an apocalyptic number.

13199190 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13199190 is an abundant number, since it is smaller than the sum of its proper divisors (18478938).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13199190 is a wasteful number, since it uses less digits than its factorization.

13199190 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 439983.

The product of its (nonzero) digits is 2187, while the sum is 33.

The square root of 13199190 is about 3633.0689506256. The cubic root of 13199190 is about 236.3283159075.

The spelling of 13199190 in words is "thirteen million, one hundred ninety-nine thousand, one hundred ninety".

Divisors: 1 2 3 5 6 10 15 30 439973 879946 1319919 2199865 2639838 4399730 6599595 13199190