Base | Representation |
---|---|
bin | 10001111010101010100… |
… | …100000101011110101000 |
3 | 11100200222222211212211110 |
4 | 101322222210011132220 |
5 | 130133020342424000 |
6 | 2341340553230320 |
7 | 154644556206264 |
oct | 21725244053650 |
9 | 4320888755743 |
10 | 1231222233000 |
11 | 435181941941 |
12 | 17a751a023a0 |
13 | 8c146c59ba6 |
14 | 4383d00d0a4 |
15 | 22060c92850 |
hex | 11eaa9057a8 |
1231222233000 has 128 divisors (see below), whose sum is σ = 3870738368640. Its totient is φ = 325819520000.
The previous prime is 1231222232993. The next prime is 1231222233067. The reversal of 1231222233000 is 3322221321.
It is a happy number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1173441 + ... + 1959440.
It is an arithmetic number, because the mean of its divisors is an integer number (30240143505).
Almost surely, 21231222233000 is an apocalyptic number.
1231222233000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1231222233000 is an abundant number, since it is smaller than the sum of its proper divisors (2639516135640).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1231222233000 is a wasteful number, since it uses less digits than its factorization.
1231222233000 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3133036 (or 3133022 counting only the distinct ones).
The product of its (nonzero) digits is 864, while the sum is 21.
Adding to 1231222233000 its reverse (3322221321), we get a palindrome (1234544454321).
The spelling of 1231222233000 in words is "one trillion, two hundred thirty-one billion, two hundred twenty-two million, two hundred thirty-three thousand".
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