Base | Representation |
---|---|
bin | 101111101110100000… |
… | …000101001001100000 |
3 | 11220021102102220211100 |
4 | 233232200011021200 |
5 | 1314422440333420 |
6 | 35313032114400 |
7 | 3462632021403 |
oct | 575640051140 |
9 | 156242386740 |
10 | 51246027360 |
11 | 1a808056930 |
12 | 9b22235a00 |
13 | 4aa8c5b318 |
14 | 26a2001d3a |
15 | 14ede73190 |
hex | bee805260 |
51246027360 has 576 divisors, whose sum is σ = 195839804160. Its totient is φ = 12098211840.
The previous prime is 51246027359. The next prime is 51246027361. The reversal of 51246027360 is 6372064215.
51246027360 is a `hidden beast` number, since 5 + 12 + 4 + 602 + 7 + 36 + 0 = 666.
It is an interprime number because it is at equal distance from previous prime (51246027359) and next prime (51246027361).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51246027361) by changing a digit.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 115679299 + ... + 115679741.
It is an arithmetic number, because the mean of its divisors is an integer number (339999660).
Almost surely, 251246027360 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 51246027360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (97919902080).
51246027360 is an abundant number, since it is smaller than the sum of its proper divisors (144593776800).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51246027360 is a wasteful number, since it uses less digits than its factorization.
51246027360 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 651 (or 640 counting only the distinct ones).
The product of its (nonzero) digits is 60480, while the sum is 36.
The spelling of 51246027360 in words is "fifty-one billion, two hundred forty-six million, twenty-seven thousand, three hundred sixty".
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