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13203033032 = 237235768447
BaseRepresentation
bin11000100101111011…
…00100101111001000
31021002010211120102102
430102331210233020
5204014434024112
610022042452532
7645116633450
oct142275445710
937063746372
1013203033032
11566584a152
122685804148
13132547b6a7
148d36dad60
155241a9bc2
hex312f64bc8

13203033032 has 16 divisors (see below), whose sum is σ = 28292213760. Its totient is φ = 5658442704.

The previous prime is 13203033013. The next prime is 13203033073. The reversal of 13203033032 is 23033030231.

13203033032 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 2×132030330322 (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 13203032995 and 13203033013.

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 3 ways as a sum of consecutive naturals, for example, 117884168 + ... + 117884279.

It is an arithmetic number, because the mean of its divisors is an integer number (1768263360).

Almost surely, 213203033032 is an apocalyptic number.

It is an amenable number.

13203033032 is an abundant number, since it is smaller than the sum of its proper divisors (15089180728).

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

13203033032 is a wasteful number, since it uses less digits than its factorization.

13203033032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235768460 (or 235768456 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 20.

Adding to 13203033032 its reverse (23033030231), we get a palindrome (36236063263).

The spelling of 13203033032 in words is "thirteen billion, two hundred three million, thirty-three thousand, thirty-two".

Divisors: 1 2 4 7 8 14 28 56 235768447 471536894 943073788 1650379129 1886147576 3300758258 6601516516 13203033032