Base | Representation |
---|---|
bin | 10111011000100001010001… |
… | …10100110101000100111101 |
3 | 20202001201002112112111020202 |
4 | 23230100220310311010331 |
5 | 23214431212022431440 |
6 | 301210012013253245 |
7 | 13554655235255351 |
oct | 1354205064650475 |
9 | 222051075474222 |
10 | 51420033405245 |
11 | 1542512838123a |
12 | 5925669194225 |
13 | 228cb718cc69b |
14 | c9aa58713461 |
15 | 5e2846938615 |
hex | 2ec428d3513d |
51420033405245 has 8 divisors (see below), whose sum is σ = 64386824438016. Its totient is φ = 39347503823056.
The previous prime is 51420033405233. The next prime is 51420033405283. The reversal of 51420033405245 is 54250433002415.
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 51420033405245 - 24 = 51420033405229 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 51420033405199 and 51420033405208.
It is a congruent number.
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, 223565362517 + ... + 223565362746.
It is an arithmetic number, because the mean of its divisors is an integer number (8048353054752).
Almost surely, 251420033405245 is an apocalyptic number.
It is an amenable number.
51420033405245 is a deficient number, since it is larger than the sum of its proper divisors (12966791032771).
51420033405245 is a wasteful number, since it uses less digits than its factorization.
51420033405245 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 447130725291.
The product of its (nonzero) digits is 288000, while the sum is 38.
The spelling of 51420033405245 in words is "fifty-one trillion, four hundred twenty billion, thirty-three million, four hundred five thousand, two hundred forty-five".
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