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13380280206 = 2319734915971
BaseRepresentation
bin11000111011000011…
…01101111110001110
31021112111100122211120
430131201231332032
5204400322431311
610051413501410
7652401335166
oct143541557616
937474318746
1013380280206
115746901617
122715041866
1313530ca587
1490d0795a6
15534a1c706
hex31d86df8e

13380280206 has 32 divisors (see below), whose sum is σ = 28174608000. Its totient is φ = 4224512160.

The previous prime is 13380280189. The next prime is 13380280237. The reversal of 13380280206 is 60208208331.

13380280206 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 829801 + ... + 845771.

It is an arithmetic number, because the mean of its divisors is an integer number (880456500).

Almost surely, 213380280206 is an apocalyptic number.

13380280206 is an abundant number, since it is smaller than the sum of its proper divisors (14794327794).

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

13380280206 is a wasteful number, since it uses less digits than its factorization.

13380280206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23344.

The product of its (nonzero) digits is 13824, while the sum is 33.

Adding to 13380280206 its reverse (60208208331), we get a palindrome (73588488537).

The spelling of 13380280206 in words is "thirteen billion, three hundred eighty million, two hundred eighty thousand, two hundred six".

Divisors: 1 2 3 6 19 38 57 114 7349 14698 15971 22047 31942 44094 47913 95826 139631 279262 303449 418893 606898 837786 910347 1820694 117370879 234741758 352112637 704225274 2230046701 4460093402 6690140103 13380280206