Base | Representation |
---|---|
bin | 1101000101110011001… |
… | …00111111111010100010 |
3 | 1120222222122101122020200 |
4 | 12202321210333322202 |
5 | 24332132230121342 |
6 | 542344122250030 |
7 | 44332134423021 |
oct | 6427144777242 |
9 | 1528878348220 |
10 | 449790082722 |
11 | 1638338594a2 |
12 | 73209956916 |
13 | 33551a60a56 |
14 | 17aaca8c8b8 |
15 | ba77b2594c |
hex | 68b993fea2 |
449790082722 has 18 divisors (see below), whose sum is σ = 974551344273. Its totient is φ = 149929079112.
The previous prime is 449790082711. The next prime is 449790082723. The reversal of 449790082722 is 227280097944.
It is a happy number.
449790082722 is a `hidden beast` number, since 4 + 497 + 9 + 0 + 0 + 82 + 72 + 2 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 438388327881 + 11401754841 = 662109^2 + 106779^2 .
It is a tau number, because it is divible by the number of its divisors (18).
It is an ABA number since it can be written as A⋅BA, here for A=2, B=474231.
It is a super-2 number, since 2×4497900827222 (a number of 24 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (449790082723) by changing a digit.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 2766348 + ... + 2924424.
Almost surely, 2449790082722 is an apocalyptic number.
449790082722 is an abundant number, since it is smaller than the sum of its proper divisors (524761261551).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
449790082722 is an frugal number, since it uses more digits than its factorization.
449790082722 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 316162 (or 158082 counting only the distinct ones).
The product of its (nonzero) digits is 4064256, while the sum is 54.
The spelling of 449790082722 in words is "four hundred forty-nine billion, seven hundred ninety million, eighty-two thousand, seven hundred twenty-two".
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