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13199210 = 253134217
BaseRepresentation
bin110010010110…
…011101101010
3220211120220122
4302112131222
511334333320
61150523242
7220122443
oct62263552
926746818
1013199210
1174a5842
124506522
132971aab
141a782ca
15125ad25
hexc9676a

13199210 has 16 divisors (see below), whose sum is σ = 23840136. Its totient is φ = 5261568.

The previous prime is 13199209. The next prime is 13199213. The reversal of 13199210 is 1299131.

It can be written as a sum of positive squares in 4 ways, for example, as 9066121 + 4133089 = 3011^2 + 2033^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 13199210.

It is not an unprimeable number, because it can be changed into a prime (13199213) by changing a digit.

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, 1022 + ... + 5238.

Almost surely, 213199210 is an apocalyptic number.

13199210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13199210 is a deficient number, since it is larger than the sum of its proper divisors (10640926).

13199210 is a wasteful number, since it uses less digits than its factorization.

13199210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4537.

The product of its (nonzero) digits is 486, while the sum is 26.

The square root of 13199210 is about 3633.0717031185. The cubic root of 13199210 is about 236.3284352725.

The spelling of 13199210 in words is "thirteen million, one hundred ninety-nine thousand, two hundred ten".

Divisors: 1 2 5 10 313 626 1565 3130 4217 8434 21085 42170 1319921 2639842 6599605 13199210