Base | Representation |
---|---|
bin | 101111100001001101… |
… | …011011011111010001 |
3 | 11212200212211200212220 |
4 | 233201031123133101 |
5 | 1313443344044241 |
6 | 35234544411253 |
7 | 3454253431050 |
oct | 574115333721 |
9 | 155625750786 |
10 | 51023034321 |
11 | 1a703199966 |
12 | 9a7b616b29 |
13 | 4a719b348c |
14 | 2680556397 |
15 | 14d95c6166 |
hex | be135b7d1 |
51023034321 has 16 divisors (see below), whose sum is σ = 81841459200. Its totient is φ = 27621492048.
The previous prime is 51023034253. The next prime is 51023034329. The reversal of 51023034321 is 12343032015.
It is not a de Polignac number, because 51023034321 - 211 = 51023032273 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 51023034291 and 51023034300.
It is not an unprimeable number, because it can be changed into a prime (51023034329) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63938241 + ... + 63939038.
It is an arithmetic number, because the mean of its divisors is an integer number (5115091200).
Almost surely, 251023034321 is an apocalyptic number.
It is an amenable number.
51023034321 is a deficient number, since it is larger than the sum of its proper divisors (30818424879).
51023034321 is a wasteful number, since it uses less digits than its factorization.
51023034321 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 127877308.
The product of its (nonzero) digits is 2160, while the sum is 24.
Adding to 51023034321 its reverse (12343032015), we get a palindrome (63366066336).
The spelling of 51023034321 in words is "fifty-one billion, twenty-three million, thirty-four thousand, three hundred twenty-one".
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