Base | Representation |
---|---|
bin | 10110010111011110… |
… | …10111111001111110 |
3 | 1010222212102010001011 |
4 | 23023233113321332 |
5 | 144043040100001 |
6 | 5303315505434 |
7 | 603400255621 |
oct | 131357277176 |
9 | 33885363034 |
10 | 12008128126 |
11 | 5102303435 |
12 | 23b15b827a |
13 | 1194a4c377 |
14 | 81cb35db8 |
15 | 4a4328d51 |
hex | 2cbbd7e7e |
12008128126 has 16 divisors (see below), whose sum is σ = 19081623600. Its totient is φ = 5647953280.
The previous prime is 12008128081. The next prime is 12008128133. The reversal of 12008128126 is 62182180021.
It is a congruent number.
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, 24340 + ... + 156871.
It is an arithmetic number, because the mean of its divisors is an integer number (1192601475).
Almost surely, 212008128126 is an apocalyptic number.
12008128126 is a deficient number, since it is larger than the sum of its proper divisors (7073495474).
12008128126 is a wasteful number, since it uses less digits than its factorization.
12008128126 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 183179.
The product of its (nonzero) digits is 3072, while the sum is 31.
The spelling of 12008128126 in words is "twelve billion, eight million, one hundred twenty-eight thousand, one hundred twenty-six".
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