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13201330020 = 2235836326309
BaseRepresentation
bin11000100101101110…
…00100111101100100
31021002000122001022220
430102313010331210
5204014020030040
610021542152340
7645066311424
oct142267047544
937060561286
1013201330020
1156648966aa
1226851226b0
1313250034a8
148d33b6484
15523e702d0
hex312dc4f64

13201330020 has 48 divisors (see below), whose sum is σ = 36969549120. Its totient is φ = 3519799936.

The previous prime is 13201330007. The next prime is 13201330069. The reversal of 13201330020 is 2003310231.

13201330020 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 2×132013300202 (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 488626 + ... + 514934.

It is an arithmetic number, because the mean of its divisors is an integer number (770198940).

Almost surely, 213201330020 is an apocalyptic number.

13201330020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13201330020 is an abundant number, since it is smaller than the sum of its proper divisors (23768219100).

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

13201330020 is a wasteful number, since it uses less digits than its factorization.

13201330020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34684 (or 34682 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 15.

Adding to 13201330020 its reverse (2003310231), we get a palindrome (15204640251).

The spelling of 13201330020 in words is "thirteen billion, two hundred one million, three hundred thirty thousand, twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 8363 16726 25089 26309 33452 41815 50178 52618 78927 83630 100356 105236 125445 131545 157854 167260 250890 263090 315708 394635 501780 526180 789270 1578540 220022167 440044334 660066501 880088668 1100110835 1320133002 2200221670 2640266004 3300332505 4400443340 6600665010 13201330020