Base | Representation |
---|---|
bin | 10110101000111000… |
… | …00000100000101010 |
3 | 1011101000222112102121 |
4 | 23110130000200222 |
5 | 144342413442011 |
6 | 5330011221454 |
7 | 610121455630 |
oct | 132434004052 |
9 | 34330875377 |
10 | 12154046506 |
11 | 5177708038 |
12 | 243244788a |
13 | 11b904c4c4 |
14 | 83427b350 |
15 | 4b204de71 |
hex | 2d470082a |
12154046506 has 16 divisors (see below), whose sum is σ = 20837998080. Its totient is φ = 5208254640.
The previous prime is 12154046477. The next prime is 12154046507. The reversal of 12154046506 is 60564045121.
It is not an unprimeable number, because it can be changed into a prime (12154046507) 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, 81255 + ... + 175813.
It is an arithmetic number, because the mean of its divisors is an integer number (1302374880).
Almost surely, 212154046506 is an apocalyptic number.
12154046506 is a deficient number, since it is larger than the sum of its proper divisors (8683951574).
12154046506 is an equidigital number, since it uses as much as digits as its factorization.
12154046506 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 103749.
The product of its (nonzero) digits is 28800, while the sum is 34.
The spelling of 12154046506 in words is "twelve billion, one hundred fifty-four million, forty-six thousand, five hundred six".
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