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12880050014 = 213784163179
BaseRepresentation
bin10111111111011010…
…11111011101011110
31020020122002100000102
423333231133131132
5202334243100024
65530024101102
7634115422136
oct137755373536
936218070012
1012880050014
11550a4a8237
1225b5604792
1312a3594790
148a2863ac6
15505b5b1ae
hex2ffb5f75e

12880050014 has 16 divisors (see below), whose sum is σ = 20809217520. Its totient is φ = 5943786240.

The previous prime is 12880050013. The next prime is 12880050019. The reversal of 12880050014 is 41005008821.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12880050013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 172277 + ... + 235455.

It is an arithmetic number, because the mean of its divisors is an integer number (1300576095).

Almost surely, 212880050014 is an apocalyptic number.

12880050014 is a deficient number, since it is larger than the sum of its proper divisors (7929167506).

12880050014 is a wasteful number, since it uses less digits than its factorization.

12880050014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71035.

The product of its (nonzero) digits is 2560, while the sum is 29.

Adding to 12880050014 its reverse (41005008821), we get a palindrome (53885058835).

The spelling of 12880050014 in words is "twelve billion, eight hundred eighty million, fifty thousand, fourteen".

Divisors: 1 2 13 26 7841 15682 63179 101933 126358 203866 821327 1642654 495386539 990773078 6440025007 12880050014