Base | Representation |
---|---|
bin | 1101111000001111111101… |
… | …01100010000101001000001 |
3 | 11000001200111100220000110110 |
4 | 12330013332230100221001 |
5 | 13000014443001402231 |
6 | 144524411315221533 |
7 | 6266666303456406 |
oct | 674077654205101 |
9 | 130050440800413 |
10 | 30520015653441 |
11 | 97a75141aa1a6 |
12 | 350ab975a78a9 |
13 | 1405043285832 |
14 | 7772689ac2ad |
15 | 37dd67c1b046 |
hex | 1bc1feb10a41 |
30520015653441 has 8 divisors (see below), whose sum is σ = 42835109689120. Its totient is φ = 19275799360032.
The previous prime is 30520015653389. The next prime is 30520015653469. The reversal of 30520015653441 is 14435651002503.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 30520015653441 - 215 = 30520015620673 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 30520015653441.
It is not an unprimeable number, because it can be changed into a prime (30520015653241) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 267719435500 + ... + 267719435613.
It is an arithmetic number, because the mean of its divisors is an integer number (5354388711140).
Almost surely, 230520015653441 is an apocalyptic number.
It is an amenable number.
30520015653441 is a deficient number, since it is larger than the sum of its proper divisors (12315094035679).
30520015653441 is a wasteful number, since it uses less digits than its factorization.
30520015653441 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 535438871135.
The product of its (nonzero) digits is 216000, while the sum is 39.
Adding to 30520015653441 its reverse (14435651002503), we get a palindrome (44955666655944).
The spelling of 30520015653441 in words is "thirty trillion, five hundred twenty billion, fifteen million, six hundred fifty-three thousand, four hundred forty-one".
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