Base | Representation |
---|---|
bin | 100000001101101011010… |
… | …011101001000110100000 |
3 | 21211121222011000220012020 |
4 | 200031223103221012200 |
5 | 242232133331444030 |
6 | 4412544051101440 |
7 | 315635521341654 |
oct | 40155323510640 |
9 | 7747864026166 |
10 | 2213708468640 |
11 | 7839127a0409 |
12 | 2b90465a1880 |
13 | 1309a096b146 |
14 | 7920343aa64 |
15 | 3c8b4b9a510 |
hex | 2036b4e91a0 |
2213708468640 has 96 divisors (see below), whose sum is σ = 6974423761536. Its totient is φ = 590217108480.
The previous prime is 2213708468633. The next prime is 2213708468659. The reversal of 2213708468640 is 468648073122.
It is a tau number, because it is divible by the number of its divisors (96).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2305525 + ... + 3121355.
It is an arithmetic number, because the mean of its divisors is an integer number (72650247516).
Almost surely, 22213708468640 is an apocalyptic number.
2213708468640 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2213708468640 is an abundant number, since it is smaller than the sum of its proper divisors (4760715292896).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2213708468640 is a wasteful number, since it uses less digits than its factorization.
2213708468640 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 821502 (or 821494 counting only the distinct ones).
The product of its (nonzero) digits is 3096576, while the sum is 51.
The spelling of 2213708468640 in words is "two trillion, two hundred thirteen billion, seven hundred eight million, four hundred sixty-eight thousand, six hundred forty".
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