Base | Representation |
---|---|
bin | 11000101010100100… |
… | …11000101110110000 |
3 | 1021011212020111110121 |
4 | 30111102120232300 |
5 | 204104430341222 |
6 | 10025554540024 |
7 | 646102340161 |
oct | 142522305660 |
9 | 37155214417 |
10 | 13242043312 |
11 | 5685874153 |
12 | 2696897614 |
13 | 13305898b4 |
14 | 8d8973768 |
15 | 5278135c7 |
hex | 315498bb0 |
13242043312 has 40 divisors (see below), whose sum is σ = 27245867760. Its totient is φ = 6217021440.
The previous prime is 13242043303. The next prime is 13242043327. The reversal of 13242043312 is 21334024231.
It is a super-2 number, since 2×132420433122 (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 7 ways as a sum of consecutive naturals, for example, 158389 + ... + 227092.
It is an arithmetic number, because the mean of its divisors is an integer number (681146694).
Almost surely, 213242043312 is an apocalyptic number.
It is an amenable number.
13242043312 is an abundant number, since it is smaller than the sum of its proper divisors (14003824448).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13242043312 is a wasteful number, since it uses less digits than its factorization.
13242043312 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 385621 (or 385615 counting only the distinct ones).
The product of its (nonzero) digits is 3456, while the sum is 25.
Adding to 13242043312 its reverse (21334024231), we get a palindrome (34576067543).
The spelling of 13242043312 in words is "thirteen billion, two hundred forty-two million, forty-three thousand, three hundred twelve".
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