Base | Representation |
---|---|
bin | 10110101010110000… |
… | …11011110000011011 |
3 | 1011102010210022011012 |
4 | 23111120123300123 |
5 | 144410442333442 |
6 | 5331334524135 |
7 | 610403221244 |
oct | 132530336033 |
9 | 34363708135 |
10 | 12169886747 |
11 | 5185647047 |
12 | 243780664b |
13 | 11bc407425 |
14 | 836401ccb |
15 | 4b362c582 |
hex | 2d561bc1b |
12169886747 has 8 divisors (see below), whose sum is σ = 12905814096. Its totient is φ = 11436187392.
The previous prime is 12169886737. The next prime is 12169886749. The reversal of 12169886747 is 74768896121.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 12169886747 - 24 = 12169886731 is a prime.
It is a super-2 number, since 2×121698867472 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12169886749) 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, 545738 + ... + 567599.
It is an arithmetic number, because the mean of its divisors is an integer number (1613226762).
Almost surely, 212169886747 is an apocalyptic number.
12169886747 is a gapful number since it is divisible by the number (17) formed by its first and last digit.
12169886747 is a deficient number, since it is larger than the sum of its proper divisors (735927349).
12169886747 is a wasteful number, since it uses less digits than its factorization.
12169886747 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1113997.
The product of its digits is 8128512, while the sum is 59.
The spelling of 12169886747 in words is "twelve billion, one hundred sixty-nine million, eight hundred eighty-six thousand, seven hundred forty-seven".
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