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13230590 = 2517223349
BaseRepresentation
bin110010011110…
…000111111110
3220220011221212
4302132013332
511341334330
61151324422
7220313102
oct62360776
926804855
1013230590
11751737a
124520712
132983169
141a85902
151265295
hexc9e1fe

13230590 has 32 divisors (see below), whose sum is σ = 25401600. Its totient is φ = 4944384.

The previous prime is 13230587. The next prime is 13230619. The reversal of 13230590 is 9503231.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37736 + ... + 38084.

It is an arithmetic number, because the mean of its divisors is an integer number (793800).

Almost surely, 213230590 is an apocalyptic number.

13230590 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13230590 is a deficient number, since it is larger than the sum of its proper divisors (12171010).

13230590 is a wasteful number, since it uses less digits than its factorization.

13230590 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 596.

The product of its (nonzero) digits is 810, while the sum is 23.

The square root of 13230590 is about 3637.3877989568. The cubic root of 13230590 is about 236.5155706412.

The spelling of 13230590 in words is "thirteen million, two hundred thirty thousand, five hundred ninety".

Divisors: 1 2 5 10 17 34 85 170 223 349 446 698 1115 1745 2230 3490 3791 5933 7582 11866 18955 29665 37910 59330 77827 155654 389135 778270 1323059 2646118 6615295 13230590