Base | Representation |
---|---|
bin | 10111011001010000101000… |
… | …11101010100000110101110 |
3 | 20202011010201122222120010100 |
4 | 23230220110131110012232 |
5 | 23220340301121002314 |
6 | 301225415125451530 |
7 | 13556545331434356 |
oct | 1354502435240656 |
9 | 222133648876110 |
10 | 51445461500334 |
11 | 15434996922460 |
12 | 592a584b70ba6 |
13 | 2292394a333b5 |
14 | c9bd8b895b66 |
15 | 5e3333ebdc09 |
hex | 2eca147541ae |
51445461500334 has 192 divisors, whose sum is σ = 126203665386240. Its totient is φ = 15002669391360.
The previous prime is 51445461500333. The next prime is 51445461500351. The reversal of 51445461500334 is 43300516454415.
51445461500334 is a `hidden beast` number, since 5 + 1 + 4 + 4 + 54 + 61 + 500 + 3 + 34 = 666.
It is a super-2 number, since 2×514454615003342 (a number of 28 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 51445461500334.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51445461500333) 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, 9549925189 + ... + 9549930575.
It is an arithmetic number, because the mean of its divisors is an integer number (657310757220).
Almost surely, 251445461500334 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 51445461500334, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63101832693120).
51445461500334 is an abundant number, since it is smaller than the sum of its proper divisors (74758203885906).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51445461500334 is a wasteful number, since it uses less digits than its factorization.
51445461500334 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10575 (or 10572 counting only the distinct ones).
The product of its (nonzero) digits is 1728000, while the sum is 45.
Adding to 51445461500334 its reverse (43300516454415), we get a palindrome (94745977954749).
The spelling of 51445461500334 in words is "fifty-one trillion, four hundred forty-five billion, four hundred sixty-one million, five hundred thousand, three hundred thirty-four".
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