Base | Representation |
---|---|
bin | 11110010010100000111… |
… | …011010101111001000000 |
3 | 21100222121210212222212201 |
4 | 132102200323111321000 |
5 | 233100314301110414 |
6 | 4232113355002544 |
7 | 303244422530200 |
oct | 36224073257100 |
9 | 7328553788781 |
10 | 2081464081984 |
11 | 732820235381 |
12 | 29749a139454 |
13 | 121386ac3891 |
14 | 72a59c5c400 |
15 | 39224c9d574 |
hex | 1e4a0ed5e40 |
2081464081984 has 63 divisors (see below), whose sum is σ = 4804943676987. Its totient is φ = 892021409664.
The previous prime is 2081464081937. The next prime is 2081464082003. The reversal of 2081464081984 is 4891804641802.
The square root of 2081464081984 is 1442728.
It is a perfect power (a square), and thus also a powerful number.
It is a Duffinian number.
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 8 ways as a sum of consecutive naturals, for example, 80779887 + ... + 80805649.
Almost surely, 22081464081984 is an apocalyptic number.
2081464081984 is the 1442728-th square number.
It is an amenable number.
2081464081984 is an abundant number, since it is smaller than the sum of its proper divisors (2723479595003).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2081464081984 is an frugal number, since it uses more digits than its factorization.
2081464081984 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 51552 (or 25772 counting only the distinct ones).
The product of its (nonzero) digits is 3538944, while the sum is 55.
The spelling of 2081464081984 in words is "two trillion, eighty-one billion, four hundred sixty-four million, eighty-one thousand, nine hundred eighty-four".
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