Base | Representation |
---|---|
bin | 10110100111101101… |
… | …10111110000001000 |
3 | 1011100100122221020120 |
4 | 23103312313300020 |
5 | 144332420430204 |
6 | 5325022423240 |
7 | 606642641256 |
oct | 132366676010 |
9 | 34310587216 |
10 | 12144311304 |
11 | 5172168914 |
12 | 242b131b20 |
13 | 11b7021328 |
14 | 832c655d6 |
15 | 4b12796d9 |
hex | 2d3db7c08 |
12144311304 has 32 divisors (see below), whose sum is σ = 30701916000. Its totient is φ = 4002618752.
The previous prime is 12144311269. The next prime is 12144311423. The reversal of 12144311304 is 40311344121.
It is a Harshad number since it is a multiple of its sum of digits (24).
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, 2840634 + ... + 2844905.
It is an arithmetic number, because the mean of its divisors is an integer number (959434875).
Almost surely, 212144311304 is an apocalyptic number.
It is an amenable number.
12144311304 is an abundant number, since it is smaller than the sum of its proper divisors (18557604696).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12144311304 is a wasteful number, since it uses less digits than its factorization.
12144311304 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5685637 (or 5685633 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 24.
Adding to 12144311304 its reverse (40311344121), we get a palindrome (52455655425).
The spelling of 12144311304 in words is "twelve billion, one hundred forty-four million, three hundred eleven thousand, three hundred four".
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