Base | Representation |
---|---|
bin | 111100000111101011… |
… | …010000110101010000 |
3 | 20011121211101221212220 |
4 | 330013223100311100 |
5 | 2024201120303323 |
6 | 45353321021040 |
7 | 4443455630556 |
oct | 740753206520 |
9 | 204554357786 |
10 | 64553291088 |
11 | 25416717050 |
12 | 10616924780 |
13 | 6119ba2080 |
14 | 31a54b1bd6 |
15 | 1a2c36b0e3 |
hex | f07ad0d50 |
64553291088 has 160 divisors (see below), whose sum is σ = 196667412480. Its totient is φ = 17987704320.
The previous prime is 64553291057. The next prime is 64553291167. The reversal of 64553291088 is 88019235546.
It is a hoax number, since the sum of its digits (51) coincides with the sum of the digits of its distinct prime factors.
It is a self number, because there is not a number n which added to its sum of digits gives 64553291088.
It is a congruent number.
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 31 ways as a sum of consecutive naturals, for example, 1787353 + ... + 1823111.
It is an arithmetic number, because the mean of its divisors is an integer number (1229171328).
Almost surely, 264553291088 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 64553291088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (98333706240).
64553291088 is an abundant number, since it is smaller than the sum of its proper divisors (132114121392).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
64553291088 is a wasteful number, since it uses less digits than its factorization.
64553291088 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 36057 (or 36051 counting only the distinct ones).
The product of its (nonzero) digits is 2073600, while the sum is 51.
The spelling of 64553291088 in words is "sixty-four billion, five hundred fifty-three million, two hundred ninety-one thousand, eighty-eight".
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