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13207030 = 253373919
BaseRepresentation
bin110010011000…
…010111110110
3220211222122021
4302120113312
511340111110
61151023354
7220154314
oct62302766
926758567
1013207030
117500701
12450ab5a
132975515
141a7b0b4
15125d2da
hexc985f6

13207030 has 16 divisors (see below), whose sum is σ = 23849280. Its totient is φ = 5265792.

The previous prime is 13207021. The next prime is 13207067. The reversal of 13207030 is 3070231.

It is a junction number, because it is equal to n+sod(n) for n = 13206995 and 13207013.

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, 1411 + ... + 5329.

It is an arithmetic number, because the mean of its divisors is an integer number (1490580).

Almost surely, 213207030 is an apocalyptic number.

13207030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13207030 is a deficient number, since it is larger than the sum of its proper divisors (10642250).

13207030 is a wasteful number, since it uses less digits than its factorization.

13207030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4263.

The product of its (nonzero) digits is 126, while the sum is 16.

The square root of 13207030 is about 3634.1477680469. The cubic root of 13207030 is about 236.3750977498.

Adding to 13207030 its reverse (3070231), we get a palindrome (16277261).

The spelling of 13207030 in words is "thirteen million, two hundred seven thousand, thirty".

Divisors: 1 2 5 10 337 674 1685 3370 3919 7838 19595 39190 1320703 2641406 6603515 13207030