Base | Representation |
---|---|
bin | 10011010101010000010… |
… | …01100011100111000110 |
3 | 2100111112110010002112100 |
4 | 21222220021203213012 |
5 | 41340333441303110 |
6 | 1225052253532530 |
7 | 65663431122045 |
oct | 11525011434706 |
9 | 2314473102470 |
10 | 664246041030 |
11 | 236783634080 |
12 | a889a7a4146 |
13 | 4a83ac937c0 |
14 | 24214a1655c |
15 | 1242a246bc0 |
hex | 9aa82639c6 |
664246041030 has 384 divisors, whose sum is σ = 2083931006976. Its totient is φ = 144652262400.
The previous prime is 664246041023. The next prime is 664246041047. The reversal of 664246041030 is 30140642466.
664246041030 is a `hidden beast` number, since 6 + 6 + 4 + 2 + 4 + 604 + 10 + 30 = 666.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 109482057 + ... + 109488123.
It is an arithmetic number, because the mean of its divisors is an integer number (5426903664).
Almost surely, 2664246041030 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 664246041030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1041965503488).
664246041030 is an abundant number, since it is smaller than the sum of its proper divisors (1419684965946).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
664246041030 is a wasteful number, since it uses less digits than its factorization.
664246041030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6332 (or 6329 counting only the distinct ones).
The product of its (nonzero) digits is 82944, while the sum is 36.
Adding to 664246041030 its reverse (30140642466), we get a palindrome (694386683496).
The spelling of 664246041030 in words is "six hundred sixty-four billion, two hundred forty-six million, forty-one thousand, thirty".
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