Base | Representation |
---|---|
bin | 101110000010… |
… | …010000011101 |
3 | 211201010000010 |
4 | 232002100131 |
5 | 11042132434 |
6 | 1110353433 |
7 | 204401202 |
oct | 56022035 |
9 | 24633003 |
10 | 12067869 |
11 | 68a2850 |
12 | 405b879 |
13 | 2666b68 |
14 | 1861ca9 |
15 | 10d59e9 |
hex | b8241d |
12067869 has 24 divisors (see below), whose sum is σ = 18544032. Its totient is φ = 6922080.
The previous prime is 12067859. The next prime is 12067933. The reversal of 12067869 is 96876021.
12067869 is nontrivially palindromic in base 2.
It is not a de Polignac number, because 12067869 - 25 = 12067837 is a prime.
It is a super-2 number, since 2×120678692 = 291266924402322, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12067859) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11407 + ... + 12419.
It is an arithmetic number, because the mean of its divisors is an integer number (772668).
Almost surely, 212067869 is an apocalyptic number.
12067869 is a gapful number since it is divisible by the number (19) formed by its first and last digit.
It is an amenable number.
12067869 is a deficient number, since it is larger than the sum of its proper divisors (6476163).
12067869 is a wasteful number, since it uses less digits than its factorization.
12067869 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1065 (or 1046 counting only the distinct ones).
The product of its (nonzero) digits is 36288, while the sum is 39.
The square root of 12067869 is about 3473.8838495263. The cubic root of 12067869 is about 229.3736518617.
The spelling of 12067869 in words is "twelve million, sixty-seven thousand, eight hundred sixty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •