Base | Representation |
---|---|
bin | 110010011000110010… |
… | …100101100101010001 |
3 | 12011122112100110002022 |
4 | 302120302211211101 |
5 | 1341300332134041 |
6 | 40504331101225 |
7 | 3623502646655 |
oct | 623062454521 |
9 | 164575313068 |
10 | 54103005521 |
11 | 20a43810904 |
12 | a59aba1815 |
13 | 5142b17c46 |
14 | 2893618a65 |
15 | 1619bb524b |
hex | c98ca5951 |
54103005521 has 8 divisors (see below), whose sum is σ = 54205598304. Its totient is φ = 54000452160.
The previous prime is 54103005511. The next prime is 54103005553. The reversal of 54103005521 is 12550030145.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 54103005521 - 230 = 53029263697 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (54103005511) 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, 5442926 + ... + 5452856.
It is an arithmetic number, because the mean of its divisors is an integer number (6775699788).
Almost surely, 254103005521 is an apocalyptic number.
It is an amenable number.
54103005521 is a deficient number, since it is larger than the sum of its proper divisors (102592783).
54103005521 is an equidigital number, since it uses as much as digits as its factorization.
54103005521 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19711.
The product of its (nonzero) digits is 3000, while the sum is 26.
Adding to 54103005521 its reverse (12550030145), we get a palindrome (66653035666).
The spelling of 54103005521 in words is "fifty-four billion, one hundred three million, five thousand, five hundred twenty-one".
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