Base | Representation |
---|---|
bin | 10110110100000001… |
… | …00101001011100010 |
3 | 1011121112212110220202 |
4 | 23122000211023202 |
5 | 200040331114340 |
6 | 5343150505202 |
7 | 612335126210 |
oct | 133200451342 |
9 | 34545773822 |
10 | 12247519970 |
11 | 5215451034 |
12 | 2459805202 |
13 | 120251944a |
14 | 84284dcb0 |
15 | 4ba364c15 |
hex | 2da0252e2 |
12247519970 has 16 divisors (see below), whose sum is σ = 25194898368. Its totient is φ = 4199149680.
The previous prime is 12247519939. The next prime is 12247519993. The reversal of 12247519970 is 7991574221.
It is a Curzon 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, 87482216 + ... + 87482355.
It is an arithmetic number, because the mean of its divisors is an integer number (1574681148).
Almost surely, 212247519970 is an apocalyptic number.
12247519970 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12247519970 is an abundant number, since it is smaller than the sum of its proper divisors (12947378398).
12247519970 is a wasteful number, since it uses less digits than its factorization.
12247519970 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 174964585.
The product of its (nonzero) digits is 317520, while the sum is 47.
The spelling of 12247519970 in words is "twelve billion, two hundred forty-seven million, five hundred nineteen thousand, nine hundred seventy".
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