Base | Representation |
---|---|
bin | 10111110111100101… |
… | …00111100111101010 |
3 | 1020002001100010202220 |
4 | 23323302213213222 |
5 | 202220424112130 |
6 | 5515314334510 |
7 | 632356425222 |
oct | 137362474752 |
9 | 36061303686 |
10 | 12814285290 |
11 | 548636a224 |
12 | 259758a436 |
13 | 1292a79941 |
14 | 897c25082 |
15 | 4eeeba410 |
hex | 2fbca79ea |
12814285290 has 16 divisors (see below), whose sum is σ = 30754284768. Its totient is φ = 3417142736.
The previous prime is 12814285283. The next prime is 12814285307. The reversal of 12814285290 is 9258241821.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 213571392 + ... + 213571451.
It is an arithmetic number, because the mean of its divisors is an integer number (1922142798).
Almost surely, 212814285290 is an apocalyptic number.
12814285290 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12814285290 is an abundant number, since it is smaller than the sum of its proper divisors (17939999478).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12814285290 is a wasteful number, since it uses less digits than its factorization.
12814285290 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 427142853.
The product of its (nonzero) digits is 92160, while the sum is 42.
The spelling of 12814285290 in words is "twelve billion, eight hundred fourteen million, two hundred eighty-five thousand, two hundred ninety".
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