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13313030 = 252921583
BaseRepresentation
bin110010110010…
…010000000110
3221001101001012
4302302100012
511402004110
61153202222
7221105333
oct62622006
927041035
1013313030
117573305
124560372
1329b1843
141aa798a
15127e905
hexcb2406

13313030 has 24 divisors (see below), whose sum is σ = 24833952. Its totient is φ = 5138336.

The previous prime is 13313011. The next prime is 13313033. The reversal of 13313030 is 3031331.

It is a junction number, because it is equal to n+sod(n) for n = 13312996 and 13313014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13313033) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7619 + ... + 9201.

It is an arithmetic number, because the mean of its divisors is an integer number (1034748).

Almost surely, 213313030 is an apocalyptic number.

13313030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13313030 is a deficient number, since it is larger than the sum of its proper divisors (11520922).

13313030 is a wasteful number, since it uses less digits than its factorization.

13313030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1648 (or 1619 counting only the distinct ones).

The product of its (nonzero) digits is 81, while the sum is 14.

The square root of 13313030 is about 3648.7025091120. The cubic root of 13313030 is about 237.0057978369.

Adding to 13313030 its reverse (3031331), we get a palindrome (16344361).

The spelling of 13313030 in words is "thirteen million, three hundred thirteen thousand, thirty".

Divisors: 1 2 5 10 29 58 145 290 841 1583 1682 3166 4205 7915 8410 15830 45907 91814 229535 459070 1331303 2662606 6656515 13313030