Base | Representation |
---|---|
bin | 101110000100110111… |
… | …0001111011010000001 |
3 | 100110101210220220210000 |
4 | 1130021232033122001 |
5 | 3110121011130411 |
6 | 113242241230213 |
7 | 10102002502200 |
oct | 1341156173201 |
9 | 313353826700 |
10 | 98947364481 |
11 | 38a66231499 |
12 | 17215332369 |
13 | 943b7036a4 |
14 | 4b09331237 |
15 | 2891b0c956 |
hex | 1709b8f681 |
98947364481 has 45 divisors (see below), whose sum is σ = 171976991571. Its totient is φ = 56530027008.
The previous prime is 98947364459. The next prime is 98947364489. The reversal of 98947364481 is 18446374989.
The square root of 98947364481 is 314559.
It is a perfect power (a square), and thus also a powerful number.
98947364481 is a `hidden beast` number, since 9 + 8 + 94 + 7 + 3 + 64 + 481 = 666.
It can be written as a sum of positive squares in only one way, i.e., 34423236225 + 64524128256 = 185535^2 + 254016^2 .
It is not a de Polignac number, because 98947364481 - 225 = 98913810049 is a prime.
It is a super-2 number, since 2×989473644812 (a number of 23 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (63).
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (98947364489) by changing a digit.
It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 19814721 + ... + 19819713.
Almost surely, 298947364481 is an apocalyptic number.
98947364481 is the 314559-th square number.
98947364481 is the 157280-th centered octagonal number.
It is an amenable number.
98947364481 is a deficient number, since it is larger than the sum of its proper divisors (73029627090).
98947364481 is an frugal number, since it uses more digits than its factorization.
98947364481 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10012 (or 5003 counting only the distinct ones).
The product of its digits is 41803776, while the sum is 63.
The spelling of 98947364481 in words is "ninety-eight billion, nine hundred forty-seven million, three hundred sixty-four thousand, four hundred eighty-one".
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