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12992407030 = 252374354721
BaseRepresentation
bin11000001100110100…
…00110010111110110
31020112110111122212101
430012122012113312
5203102024011110
65545120212314
7636651431461
oct140632062766
936473448771
1012992407030
115567969779
12262716a09a
1312c0943915
148b37502d8
1551095213a
hex3066865f6

12992407030 has 16 divisors (see below), whose sum is σ = 23387745024. Its totient is φ = 5196648960.

The previous prime is 12992407027. The next prime is 12992407037. The reversal of 12992407030 is 3070429921.

12992407030 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12992407037) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 210070 + ... + 264790.

It is an arithmetic number, because the mean of its divisors is an integer number (1461734064).

Almost surely, 212992407030 is an apocalyptic number.

12992407030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12992407030 is a deficient number, since it is larger than the sum of its proper divisors (10395337994).

12992407030 is a wasteful number, since it uses less digits than its factorization.

12992407030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78471.

The product of its (nonzero) digits is 27216, while the sum is 37.

The spelling of 12992407030 in words is "twelve billion, nine hundred ninety-two million, four hundred seven thousand, thirty".

Divisors: 1 2 5 10 23743 47486 54721 109442 118715 237430 273605 547210 1299240703 2598481406 6496203515 12992407030