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12803006214 = 232711278123
BaseRepresentation
bin10111110110001111…
…00101111100000110
31020001021010002210100
423323013211330012
5202210032144324
65514232504530
7632161520505
oct137307457406
936037102710
1012803006214
11547aa66079
12259384b146
13129062ab2b
1489652a83c
154ededd4c9
hex2fb1e5f06

12803006214 has 12 divisors (see below), whose sum is σ = 27739846836. Its totient is φ = 4267668732.

The previous prime is 12803006207. The next prime is 12803006261. The reversal of 12803006214 is 41260030821.

12803006214 is a `hidden beast` number, since 1 + 2 + 8 + 0 + 30 + 0 + 621 + 4 = 666.

It is a super-2 number, since 2×128030062142 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 355639044 + ... + 355639079.

It is an arithmetic number, because the mean of its divisors is an integer number (2311653903).

Almost surely, 212803006214 is an apocalyptic number.

12803006214 is an abundant number, since it is smaller than the sum of its proper divisors (14936840622).

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

12803006214 is a wasteful number, since it uses less digits than its factorization.

12803006214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 711278131 (or 711278128 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The spelling of 12803006214 in words is "twelve billion, eight hundred three million, six thousand, two hundred fourteen".

Divisors: 1 2 3 6 9 18 711278123 1422556246 2133834369 4267668738 6401503107 12803006214