Base | Representation |
---|---|
bin | 1011110111010111… |
… | …10111101010010000 |
3 | 121102221101211110211 |
4 | 11323223313222100 |
5 | 101021214040130 |
6 | 2532032333504 |
7 | 313566442123 |
oct | 57353675220 |
9 | 17387354424 |
10 | 6370065040 |
11 | 2779810169 |
12 | 12993a4294 |
13 | 7a6958b71 |
14 | 4460203ba |
15 | 274386a2a |
hex | 17baf7a90 |
6370065040 has 80 divisors (see below), whose sum is σ = 15581971440. Its totient is φ = 2418647040.
The previous prime is 6370065007. The next prime is 6370065083. The reversal of 6370065040 is 405600736.
It can be written as a sum of positive squares in 8 ways, for example, as 592240896 + 5777824144 = 24336^2 + 76012^2 .
It is a tau number, because it is divible by the number of its divisors (80).
It is a super-2 number, since 2×63700650402 = 81155457227660403200, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 6370064993 and 6370065011.
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, 95116 + ... + 147604.
It is an arithmetic number, because the mean of its divisors is an integer number (194774643).
Almost surely, 26370065040 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 6370065040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7790985720).
6370065040 is an abundant number, since it is smaller than the sum of its proper divisors (9211906400).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6370065040 is a wasteful number, since it uses less digits than its factorization.
6370065040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 52580 (or 52574 counting only the distinct ones).
The product of its (nonzero) digits is 15120, while the sum is 31.
The square root of 6370065040 is about 79812.6872119966. The cubic root of 6370065040 is about 1853.7363048440.
Adding to 6370065040 its reverse (405600736), we get a palindrome (6775665776).
The spelling of 6370065040 in words is "six billion, three hundred seventy million, sixty-five thousand, forty".
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