Base | Representation |
---|---|
bin | 10110011011010100… |
… | …01110011110100100 |
3 | 1011002010000022010102 |
4 | 23031222032132210 |
5 | 144124311130340 |
6 | 5310430043232 |
7 | 604241100206 |
oct | 131552163644 |
9 | 34063008112 |
10 | 12040333220 |
11 | 51194aa613 |
12 | 2400349518 |
13 | 119b616c36 |
14 | 82311a776 |
15 | 4a708b215 |
hex | 2cda8e7a4 |
12040333220 has 48 divisors (see below), whose sum is σ = 25560057600. Its totient is φ = 4763779200.
The previous prime is 12040333219. The next prime is 12040333237. The reversal of 12040333220 is 2233304021.
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a junction number, because it is equal to n+sod(n) for n = 12040333192 and 12040333201.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2662121 + ... + 2666639.
It is an arithmetic number, because the mean of its divisors is an integer number (532501200).
Almost surely, 212040333220 is an apocalyptic number.
12040333220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12040333220 is an abundant number, since it is smaller than the sum of its proper divisors (13519724380).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12040333220 is a wasteful number, since it uses less digits than its factorization.
12040333220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5948 (or 5946 counting only the distinct ones).
The product of its (nonzero) digits is 864, while the sum is 20.
Adding to 12040333220 its reverse (2233304021), we get a palindrome (14273637241).
The spelling of 12040333220 in words is "twelve billion, forty million, three hundred thirty-three thousand, two hundred twenty".
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