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13202030 = 251777659
BaseRepresentation
bin110010010111…
…001001101110
3220211201210002
4302113021232
511334431110
61150544302
7220133612
oct62271156
926751702
1013202030
1174a7976
124508092
13297316a
141a79342
15125baa5
hexc9726e

13202030 has 16 divisors (see below), whose sum is σ = 25161840. Its totient is φ = 4970112.

The previous prime is 13202029. The next prime is 13202051. The reversal of 13202030 is 3020231.

It is a super-2 number, since 2×132020302 = 348587192241800, which contains 22 as substring.

It is a Curzon number.

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, 38660 + ... + 38999.

It is an arithmetic number, because the mean of its divisors is an integer number (1572615).

Almost surely, 213202030 is an apocalyptic number.

13202030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13202030 is a deficient number, since it is larger than the sum of its proper divisors (11959810).

13202030 is a wasteful number, since it uses less digits than its factorization.

13202030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77683.

The product of its (nonzero) digits is 36, while the sum is 11.

The square root of 13202030 is about 3633.4597837323. The cubic root of 13202030 is about 236.3452645305.

Adding to 13202030 its reverse (3020231), we get a palindrome (16222261).

The spelling of 13202030 in words is "thirteen million, two hundred two thousand, thirty".

Divisors: 1 2 5 10 17 34 85 170 77659 155318 388295 776590 1320203 2640406 6601015 13202030