Base | Representation |
---|---|
bin | 101000000111100… |
… | …110111000000001 |
3 | 1201220112011010121 |
4 | 220013212320001 |
5 | 2334302123011 |
6 | 150442300241 |
7 | 22452052522 |
oct | 5007467001 |
9 | 1656464117 |
10 | 673082881 |
11 | 315a35149 |
12 | 1694b7681 |
13 | a95a66c3 |
14 | 6556c849 |
15 | 3e156e71 |
hex | 281e6e01 |
673082881 has 16 divisors (see below), whose sum is σ = 716014080. Its totient is φ = 631762560.
The previous prime is 673082869. The next prime is 673082899. The reversal of 673082881 is 188280376.
It is a happy number.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-673082881 is a prime.
It is a super-2 number, since 2×6730828812 = 906081129390520322, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (673082801) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 143926 + ... + 148528.
It is an arithmetic number, because the mean of its divisors is an integer number (44750880).
Almost surely, 2673082881 is an apocalyptic number.
It is an amenable number.
673082881 is a deficient number, since it is larger than the sum of its proper divisors (42931199).
673082881 is a wasteful number, since it uses less digits than its factorization.
673082881 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4776.
The product of its (nonzero) digits is 129024, while the sum is 43.
The square root of 673082881 is about 25943.8409068511. The cubic root of 673082881 is about 876.3740614044.
The spelling of 673082881 in words is "six hundred seventy-three million, eighty-two thousand, eight hundred eighty-one".
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