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13226190 = 2354110753
BaseRepresentation
bin110010011101…
…000011001110
3220212221220220
4302131003032
511341214230
61151252210
7220264215
oct62350316
926787826
1013226190
11751403a
12451a066
132981163
141a8407c
151263d10
hexc9d0ce

13226190 has 32 divisors (see below), whose sum is σ = 32520096. Its totient is φ = 3440640.

The previous prime is 13226189. The next prime is 13226197. The reversal of 13226190 is 9162231.

13226190 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×132261902 = 349864203832200, which contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 13226190.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13226197) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4147 + ... + 6606.

It is an arithmetic number, because the mean of its divisors is an integer number (1016253).

Almost surely, 213226190 is an apocalyptic number.

13226190 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13226190 is an abundant number, since it is smaller than the sum of its proper divisors (19293906).

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

13226190 is a wasteful number, since it uses less digits than its factorization.

13226190 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10804.

The product of its (nonzero) digits is 648, while the sum is 24.

The square root of 13226190 is about 3636.7829190096. The cubic root of 13226190 is about 236.4893489863.

The spelling of 13226190 in words is "thirteen million, two hundred twenty-six thousand, one hundred ninety".

Divisors: 1 2 3 5 6 10 15 30 41 82 123 205 246 410 615 1230 10753 21506 32259 53765 64518 107530 161295 322590 440873 881746 1322619 2204365 2645238 4408730 6613095 13226190