Base | Representation |
---|---|
bin | 101110000101100011… |
… | …0111010000101110101 |
3 | 100110110102122210212200 |
4 | 1130023012322011311 |
5 | 3110142433423424 |
6 | 113244431335113 |
7 | 10102404200421 |
oct | 1341306720565 |
9 | 313412583780 |
10 | 98970607989 |
11 | 38a78367700 |
12 | 17221081499 |
13 | 9443481246 |
14 | 4b0c461b81 |
15 | 2893b9e8c9 |
hex | 170b1ba175 |
98970607989 has 72 divisors (see below), whose sum is σ = 162569086680. Its totient is φ = 57931822080.
The previous prime is 98970607919. The next prime is 98970608003.
98970607989 is a `hidden beast` number, since 9 + 8 + 9 + 7 + 0 + 607 + 9 + 8 + 9 = 666.
98970607989 is nontrivially palindromic in base 10.
It can be written as a sum of positive squares in 4 ways, for example, as 40124096100 + 58846511889 = 200310^2 + 242583^2 .
It is not a de Polignac number, because 98970607989 - 225 = 98937053557 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (98970607919) by changing a digit.
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 71 ways as a sum of consecutive naturals, for example, 5511177 + ... + 5529105.
Almost surely, 298970607989 is an apocalyptic number.
98970607989 is a gapful number since it is divisible by the number (99) formed by its first and last digit.
It is an amenable number.
98970607989 is a deficient number, since it is larger than the sum of its proper divisors (63598478691).
98970607989 is a wasteful number, since it uses less digits than its factorization.
98970607989 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18131 (or 18117 counting only the distinct ones).
The product of its (nonzero) digits is 123451776, while the sum is 72.
The spelling of 98970607989 in words is "ninety-eight billion, nine hundred seventy million, six hundred seven thousand, nine hundred eighty-nine".
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