Base | Representation |
---|---|
bin | 10110101111001100010000… |
… | …01111010010000000000000 |
3 | 20120000221201222011021010212 |
4 | 23113212020033102000000 |
5 | 23023200000000000000 |
6 | 254201403301213252 |
7 | 13350244416421121 |
oct | 1327461017220000 |
9 | 216027658137125 |
10 | 50000000000000 |
11 | 14a27976559096 |
12 | 5736402a01228 |
13 | 21b8c97722c8b |
14 | c4c027608048 |
15 | 5ba934b5ec35 |
hex | 2d79883d2000 |
50000000000000 has 210 divisors, whose sum is σ = 124992370601373. Its totient is φ = 20000000000000.
The previous prime is 49999999999981. The next prime is 50000000000053. The reversal of 50000000000000 is 5.
It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.
It can be written as a sum of positive squares in 8 ways, for example, as 35097188306944 + 14902811693056 = 5924288^2 + 3860416^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=5000000.
It is a Harshad number since it is a multiple of its sum of digits (5).
It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.
It is a Duffinian number.
It is a nialpdrome in base 10.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 9999999999998 + ... + 10000000000002.
Almost surely, 250000000000000 is an apocalyptic number.
50000000000000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 50000000000000
50000000000000 is an abundant number, since it is smaller than the sum of its proper divisors (74992370601373).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
50000000000000 is an frugal number, since it uses more digits than its factorization.
50000000000000 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 96 (or 7 counting only the distinct ones).
The product of its (nonzero) digits is 5, while the sum is 5.
The spelling of 50000000000000 in words is "fifty trillion", and thus it is an aban number, an eban number, and an uban number.
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