Base | Representation |
---|---|
bin | 101111100011000100… |
… | …011011101011100101 |
3 | 11212210001112121122111 |
4 | 233203010123223211 |
5 | 1314024340331440 |
6 | 35242021201021 |
7 | 3455112540214 |
oct | 574304335345 |
9 | 155701477574 |
10 | 51054230245 |
11 | 1a719866917 |
12 | 9a89b60171 |
13 | 4a782b68c5 |
14 | 268475707b |
15 | 14dc1d94ea |
hex | be311bae5 |
51054230245 has 8 divisors (see below), whose sum is σ = 61267121280. Its totient is φ = 40842020880.
The previous prime is 51054230233. The next prime is 51054230261. The reversal of 51054230245 is 54203245015.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 51054230245 - 219 = 51053705957 is a prime.
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, 12136 + ... + 319774.
It is an arithmetic number, because the mean of its divisors is an integer number (7658390160).
Almost surely, 251054230245 is an apocalyptic number.
It is an amenable number.
51054230245 is a deficient number, since it is larger than the sum of its proper divisors (10212891035).
51054230245 is a wasteful number, since it uses less digits than its factorization.
51054230245 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 340835.
The product of its (nonzero) digits is 24000, while the sum is 31.
The spelling of 51054230245 in words is "fifty-one billion, fifty-four million, two hundred thirty thousand, two hundred forty-five".
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