Base | Representation |
---|---|
bin | 101101110001… |
… | …111110001100 |
3 | 211120201111120 |
4 | 231301332030 |
5 | 11033014124 |
6 | 1105120540 |
7 | 204002550 |
oct | 55617614 |
9 | 24521446 |
10 | 12001164 |
11 | 685771a |
12 | 4029150 |
13 | 26426a6 |
14 | 1845860 |
15 | 10c0d79 |
hex | b71f8c |
12001164 has 24 divisors (see below), whose sum is σ = 32003328. Its totient is φ = 3428880.
The previous prime is 12001163. The next prime is 12001169. The reversal of 12001164 is 46110021.
It is a super-3 number, since 3×120011643 (a number of 22 digits) contains 333 as substring.
It is not an unprimeable number, because it can be changed into a prime (12001163) 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, 71352 + ... + 71519.
It is an arithmetic number, because the mean of its divisors is an integer number (1333472).
Almost surely, 212001164 is an apocalyptic number.
12001164 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
12001164 is an abundant number, since it is smaller than the sum of its proper divisors (20002164).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12001164 is a wasteful number, since it uses less digits than its factorization.
12001164 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 142885 (or 142883 counting only the distinct ones).
The product of its (nonzero) digits is 48, while the sum is 15.
The square root of 12001164 is about 3464.2696199921. The cubic root of 12001164 is about 228.9502507568.
Adding to 12001164 its reverse (46110021), we get a palindrome (58111185).
The spelling of 12001164 in words is "twelve million, one thousand, one hundred sixty-four".
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