Base | Representation |
---|---|
bin | 101111111100011100… |
… | …101111110100010000 |
3 | 11220212201202201101021 |
4 | 233330130233310100 |
5 | 1320412342101301 |
6 | 35352151445224 |
7 | 3501503034235 |
oct | 577434576420 |
9 | 156781681337 |
10 | 51480034576 |
11 | 1a918156a23 |
12 | 9b88686814 |
13 | 4b15591529 |
14 | 26c511778c |
15 | 15147988a1 |
hex | bfc72fd10 |
51480034576 has 80 divisors (see below), whose sum is σ = 111487060800. Its totient is φ = 22885023744.
The previous prime is 51480034547. The next prime is 51480034591. The reversal of 51480034576 is 67543008415.
It is a super-3 number, since 3×514800345763 (a number of 33 digits) contains 333 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1810195 + ... + 1838413.
It is an arithmetic number, because the mean of its divisors is an integer number (1393588260).
Almost surely, 251480034576 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 51480034576, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55743530400).
51480034576 is an abundant number, since it is smaller than the sum of its proper divisors (60007026224).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51480034576 is a wasteful number, since it uses less digits than its factorization.
51480034576 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28616 (or 28610 counting only the distinct ones).
The product of its (nonzero) digits is 403200, while the sum is 43.
The spelling of 51480034576 in words is "fifty-one billion, four hundred eighty million, thirty-four thousand, five hundred seventy-six".
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