Base | Representation |
---|---|
bin | 111011101110100100… |
… | …011100011100100010 |
3 | 20010112110210212122020 |
4 | 323232210130130202 |
5 | 2022320302321000 |
6 | 45243432522310 |
7 | 4430152425330 |
oct | 735644343442 |
9 | 203473725566 |
10 | 64132073250 |
11 | 2521a979933 |
12 | 10519850396 |
13 | 6080841c4b |
14 | 3165586b50 |
15 | 1a053b5ba0 |
hex | eee91c722 |
64132073250 has 64 divisors (see below), whose sum is σ = 182941334784. Its totient is φ = 14658758400.
The previous prime is 64132073233. The next prime is 64132073273. The reversal of 64132073250 is 5237023146.
It is a super-2 number, since 2×641320732502 (a number of 22 digits) contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6102567 + ... + 6113066.
It is an arithmetic number, because the mean of its divisors is an integer number (2858458356).
Almost surely, 264132073250 is an apocalyptic number.
64132073250 is an abundant number, since it is smaller than the sum of its proper divisors (118809261534).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
64132073250 is a wasteful number, since it uses less digits than its factorization.
64132073250 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12215660 (or 12215650 counting only the distinct ones).
The product of its (nonzero) digits is 30240, while the sum is 33.
Adding to 64132073250 its reverse (5237023146), we get a palindrome (69369096396).
The spelling of 64132073250 in words is "sixty-four billion, one hundred thirty-two million, seventy-three thousand, two hundred fifty".
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