Base | Representation |
---|---|
bin | 10110101111001100… |
… | …10010010000101111 |
3 | 1011111201202112011000 |
4 | 23113212102100233 |
5 | 200000002303203 |
6 | 5335143531343 |
7 | 611334255036 |
oct | 132746222057 |
9 | 34451675130 |
10 | 12207072303 |
11 | 51a4635108 |
12 | 2448159b53 |
13 | 11c7026c0a |
14 | 83b32171d |
15 | 4b6a254a3 |
hex | 2d799242f |
12207072303 has 32 divisors (see below), whose sum is σ = 18413964800. Its totient is φ = 7990602048.
The previous prime is 12207072299. The next prime is 12207072347. The reversal of 12207072303 is 30327070221.
It is a happy number.
12207072303 is a `hidden beast` number, since 1 + 220 + 70 + 72 + 303 = 666.
It is not a de Polignac number, because 12207072303 - 22 = 12207072299 is a prime.
It is a super-2 number, since 2×122070723032 (a number of 21 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a Duffinian number.
12207072303 is a modest number, since divided by 72303 gives 12207 as remainder.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12207572303) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 555438 + ... + 576996.
It is an arithmetic number, because the mean of its divisors is an integer number (575436400).
Almost surely, 212207072303 is an apocalyptic number.
12207072303 is a deficient number, since it is larger than the sum of its proper divisors (6206892497).
12207072303 is a wasteful number, since it uses less digits than its factorization.
12207072303 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21948 (or 21942 counting only the distinct ones).
The product of its (nonzero) digits is 3528, while the sum is 27.
The spelling of 12207072303 in words is "twelve billion, two hundred seven million, seventy-two thousand, three hundred three".
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