Base | Representation |
---|---|
bin | 1101110100110010010100… |
… | …00111111101110110110000 |
3 | 10222122022100111120101020122 |
4 | 12322121022013331312300 |
5 | 12441042243130422230 |
6 | 144354011535025412 |
7 | 6255254445243023 |
oct | 672311207756660 |
9 | 128568314511218 |
10 | 30401022123440 |
11 | 9761001487971 |
12 | 34abb0896b268 |
13 | 13c6a5b762557 |
14 | 7715bb1b91ba |
15 | 37ac012c3be5 |
hex | 1ba64a1fddb0 |
30401022123440 has 40 divisors (see below), whose sum is σ = 70686758497488. Its totient is φ = 12159654946560.
The previous prime is 30401022123413. The next prime is 30401022123533. The reversal of 30401022123440 is 4432122010403.
It is a tau number, because it is divible by the number of its divisors (40).
It is a super-2 number, since 2×304010221234402 (a number of 28 digits) contains 22 as substring.
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, 10480382 + ... + 13062941.
Almost surely, 230401022123440 is an apocalyptic number.
It is an amenable number.
30401022123440 is an abundant number, since it is smaller than the sum of its proper divisors (40285736374048).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30401022123440 is a wasteful number, since it uses less digits than its factorization.
30401022123440 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23559477 (or 23559471 counting only the distinct ones).
The product of its (nonzero) digits is 4608, while the sum is 26.
Adding to 30401022123440 its reverse (4432122010403), we get a palindrome (34833144133843).
The spelling of 30401022123440 in words is "thirty trillion, four hundred one billion, twenty-two million, one hundred twenty-three thousand, four hundred forty".
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