Base | Representation |
---|---|
bin | 101110110011… |
… | …011000001110 |
3 | 212002100000000 |
4 | 232303120032 |
5 | 11120102240 |
6 | 1114545130 |
7 | 206166612 |
oct | 56633016 |
9 | 25070000 |
10 | 12269070 |
11 | 6a1aa30 |
12 | 41381a6 |
13 | 2707608 |
14 | 18b5342 |
15 | 1125430 |
hex | bb360e |
12269070 has 144 divisors (see below), whose sum is σ = 38261808. Its totient is φ = 2799360.
The previous prime is 12269063. The next prime is 12269071. The reversal of 12269070 is 7096221.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12269071) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 721702 + ... + 721718.
It is an arithmetic number, because the mean of its divisors is an integer number (265707).
Almost surely, 212269070 is an apocalyptic number.
12269070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 12269070, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19130904).
12269070 is an abundant number, since it is smaller than the sum of its proper divisors (25992738).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12269070 is an equidigital number, since it uses as much as digits as its factorization.
12269070 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 59 (or 38 counting only the distinct ones).
The product of its (nonzero) digits is 1512, while the sum is 27.
The square root of 12269070 is about 3502.7232262912. The cubic root of 12269070 is about 230.6413730196.
It can be divided in two parts, 122690 and 70, that added together give a triangular number (122760 = T495).
The spelling of 12269070 in words is "twelve million, two hundred sixty-nine thousand, seventy".
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