Base | Representation |
---|---|
bin | 1001000110010110111110001… |
… | …0101011101110010010111001 |
3 | 10002222011002002120201010112111 |
4 | 2101211233202223232102321 |
5 | 1132411321211100032301 |
6 | 10145454313114012321 |
7 | 251604620635133530 |
oct | 22145574253562271 |
9 | 3088132076633474 |
10 | 640310412502201 |
11 | 176028136aaa331 |
12 | 5b9945457170a1 |
13 | 216390221bb49c |
14 | b419291709317 |
15 | 4e05e23789551 |
hex | 2465be2aee4b9 |
640310412502201 has 8 divisors (see below), whose sum is σ = 732672494228864. Its totient is φ = 548170622189280.
The previous prime is 640310412502157. The next prime is 640310412502301. The reversal of 640310412502201 is 102205214013046.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 640310412502201 - 213 = 640310412494009 is a prime.
It is not an unprimeable number, because it can be changed into a prime (640310412502301) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55572847260 + ... + 55572858781.
It is an arithmetic number, because the mean of its divisors is an integer number (91584061778608).
Almost surely, 2640310412502201 is an apocalyptic number.
It is an amenable number.
640310412502201 is a deficient number, since it is larger than the sum of its proper divisors (92362081726663).
640310412502201 is a wasteful number, since it uses less digits than its factorization.
640310412502201 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 111145706871.
The product of its (nonzero) digits is 11520, while the sum is 31.
Adding to 640310412502201 its reverse (102205214013046), we get a palindrome (742515626515247).
The spelling of 640310412502201 in words is "six hundred forty trillion, three hundred ten billion, four hundred twelve million, five hundred two thousand, two hundred one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.077 sec. • engine limits •