Base | Representation |
---|---|
bin | 110100111110100101010… |
… | …010110001000100100100 |
3 | 110220001001101212110001020 |
4 | 310332211102301010210 |
5 | 434121432234204230 |
6 | 11424250124531140 |
7 | 524011502215356 |
oct | 64764522610444 |
9 | 13801041773036 |
10 | 3640610459940 |
11 | 1183a7976a963 |
12 | 4a96a90b0ab0 |
13 | 205400b5b55c |
14 | c82c68550d6 |
15 | 64a79980810 |
hex | 34fa54b1124 |
3640610459940 has 96 divisors (see below), whose sum is σ = 10416617971200. Its totient is φ = 949623952896.
The previous prime is 3640610459929. The next prime is 3640610459957. The reversal of 3640610459940 is 499540160463.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4514586 + ... + 5259534.
It is an arithmetic number, because the mean of its divisors is an integer number (108506437200).
Almost surely, 23640610459940 is an apocalyptic number.
3640610459940 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 3640610459940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5208308985600).
3640610459940 is an abundant number, since it is smaller than the sum of its proper divisors (6776007511260).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3640610459940 is a wasteful number, since it uses less digits than its factorization.
3640610459940 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 746741 (or 746739 counting only the distinct ones).
The product of its (nonzero) digits is 2799360, while the sum is 51.
The spelling of 3640610459940 in words is "three trillion, six hundred forty billion, six hundred ten million, four hundred fifty-nine thousand, nine hundred forty".
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