Base | Representation |
---|---|
bin | 101111101101100100… |
… | …111101100111111010 |
3 | 11220020100021120111121 |
4 | 233231210331213322 |
5 | 1314410003430132 |
6 | 35311320015454 |
7 | 3462353214616 |
oct | 575544754772 |
9 | 156210246447 |
10 | 51230530042 |
11 | 1a7aa33152a |
12 | 9b1900158a |
13 | 4aa5993503 |
14 | 269dd2a346 |
15 | 14ec911497 |
hex | bed93d9fa |
51230530042 has 8 divisors (see below), whose sum is σ = 76850516736. Its totient is φ = 25613691132.
The previous prime is 51230530009. The next prime is 51230530079. The reversal of 51230530042 is 24003503215.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 51230529989 and 51230530016.
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, 745828 + ... + 811615.
It is an arithmetic number, because the mean of its divisors is an integer number (9606314592).
Almost surely, 251230530042 is an apocalyptic number.
51230530042 is a deficient number, since it is larger than the sum of its proper divisors (25619986694).
51230530042 is a wasteful number, since it uses less digits than its factorization.
51230530042 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1573892.
The product of its (nonzero) digits is 3600, while the sum is 25.
The spelling of 51230530042 in words is "fifty-one billion, two hundred thirty million, five hundred thirty thousand, forty-two".
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