Base | Representation |
---|---|
bin | 111001110110000101… |
… | …0000001001000000000 |
3 | 102212122011222101211021 |
4 | 1303230022001020000 |
5 | 4013401102231222 |
6 | 133022201555224 |
7 | 11655213132343 |
oct | 1635412011000 |
9 | 385564871737 |
10 | 124221133312 |
11 | 48755656051 |
12 | 200a94a5b14 |
13 | b9388822a3 |
14 | 6025bc045a |
15 | 337085bac7 |
hex | 1cec281200 |
124221133312 has 40 divisors (see below), whose sum is σ = 249843508992. Its totient is φ = 61699200000.
The previous prime is 124221133307. The next prime is 124221133321. The reversal of 124221133312 is 213331122421.
It is a super-2 number, since 2×1242211333122 (a number of 23 digits) contains 22 as substring.
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, 726064 + ... + 880687.
Almost surely, 2124221133312 is an apocalyptic number.
It is an amenable number.
124221133312 is an abundant number, since it is smaller than the sum of its proper divisors (125622375680).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
124221133312 is an equidigital number, since it uses as much as digits as its factorization.
124221133312 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1606920 (or 1606904 counting only the distinct ones).
The product of its digits is 1728, while the sum is 25.
Adding to 124221133312 its reverse (213331122421), we get a palindrome (337552255733).
The spelling of 124221133312 in words is "one hundred twenty-four billion, two hundred twenty-one million, one hundred thirty-three thousand, three hundred twelve".
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