Base | Representation |
---|---|
bin | 10110100000111010… |
… | …01011001001100100 |
3 | 1011012101021120202011 |
4 | 23100131023021210 |
5 | 144223313241424 |
6 | 5315223324004 |
7 | 605350605400 |
oct | 132035131144 |
9 | 34171246664 |
10 | 12087243364 |
11 | 5142a2a929 |
12 | 2413bb0604 |
13 | 11a825cb11 |
14 | 82944c100 |
15 | 4ab255694 |
hex | 2d074b264 |
12087243364 has 27 divisors (see below), whose sum is σ = 24609307737. Its totient is φ = 5179587504.
The previous prime is 12087243359. The next prime is 12087243379. The reversal of 12087243364 is 46334278021.
It is a happy number.
The square root of 12087243364 is 109942.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in only one way, i.e., 248062500 + 11839180864 = 15750^2 + 108808^2 .
It is a super-2 number, since 2×120872433642 (a number of 21 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1535262 + ... + 1543114.
Almost surely, 212087243364 is an apocalyptic number.
12087243364 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
12087243364 is the 109942-nd square number.
It is an amenable number.
12087243364 is an abundant number, since it is smaller than the sum of its proper divisors (12522064373).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12087243364 is an frugal number, since it uses more digits than its factorization.
12087243364 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15724 (or 7862 counting only the distinct ones).
The product of its (nonzero) digits is 193536, while the sum is 40.
The spelling of 12087243364 in words is "twelve billion, eighty-seven million, two hundred forty-three thousand, three hundred sixty-four".
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