Base | Representation |
---|---|
bin | 111011101010110101… |
… | …101110110011101110 |
3 | 20010101010001121212000 |
4 | 323222311232303232 |
5 | 2022203242333141 |
6 | 45233315353130 |
7 | 4425462505443 |
oct | 735265566356 |
9 | 203333047760 |
10 | 64069496046 |
11 | 25198618736 |
12 | 105008b27a6 |
13 | 60708a1c0a |
14 | 315b1379ca |
15 | 19eeb545b6 |
hex | eead6ecee |
64069496046 has 64 divisors (see below), whose sum is σ = 144280664640. Its totient is φ = 21072355200.
The previous prime is 64069496033. The next prime is 64069496137.
64069496046 is nontrivially palindromic in base 10.
It is a Harshad number since it is a multiple of its sum of digits (54).
It is a junction number, because it is equal to n+sod(n) for n = 64069495983 and 64069496001.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1577976 + ... + 1618068.
It is an arithmetic number, because the mean of its divisors is an integer number (2254385385).
Almost surely, 264069496046 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 64069496046, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (72140332320).
64069496046 is an abundant number, since it is smaller than the sum of its proper divisors (80211168594).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
64069496046 is a wasteful number, since it uses less digits than its factorization.
64069496046 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 40498 (or 40492 counting only the distinct ones).
The product of its (nonzero) digits is 6718464, while the sum is 54.
The spelling of 64069496046 in words is "sixty-four billion, sixty-nine million, four hundred ninety-six thousand, forty-six".
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