Base | Representation |
---|---|
bin | 10101011011000010… |
… | …001101100111101100 |
3 | 2012101001120221112002 |
4 | 111123002031213230 |
5 | 334102022040322 |
6 | 14322251431432 |
7 | 1443004664006 |
oct | 253302154754 |
9 | 65331527462 |
10 | 23002143212 |
11 | 9834123714 |
12 | 455b455578 |
13 | 222765c839 |
14 | 1182cc9376 |
15 | 8e95d4c92 |
hex | 55b08d9ec |
23002143212 has 12 divisors (see below), whose sum is σ = 40303391016. Its totient is φ = 11486888640.
The previous prime is 23002143191. The next prime is 23002143253. The reversal of 23002143212 is 21234120032.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3542093 + ... + 3548580.
It is an arithmetic number, because the mean of its divisors is an integer number (3358615918).
Almost surely, 223002143212 is an apocalyptic number.
It is an amenable number.
23002143212 is a deficient number, since it is larger than the sum of its proper divisors (17301247804).
23002143212 is a wasteful number, since it uses less digits than its factorization.
23002143212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7091488 (or 7091486 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 20.
Adding to 23002143212 its reverse (21234120032), we get a palindrome (44236263244).
The spelling of 23002143212 in words is "twenty-three billion, two million, one hundred forty-three thousand, two hundred twelve".
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