Base | Representation |
---|---|
bin | 1011101111110… |
… | …10001000000001 |
3 | 20212102110022201 |
4 | 11313322020001 |
5 | 200211321311 |
6 | 13440033201 |
7 | 2304410461 |
oct | 567721001 |
9 | 225373281 |
10 | 98542081 |
11 | 50696140 |
12 | 29002801 |
13 | 17553031 |
14 | d131ba1 |
15 | 89b79c1 |
hex | 5dfa201 |
98542081 has 8 divisors (see below), whose sum is σ = 113824224. Its totient is φ = 84313920.
The previous prime is 98542079. The next prime is 98542109. The reversal of 98542081 is 18024589.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 98542081 - 21 = 98542079 is a prime.
It is a super-2 number, since 2×985420812 = 19421083455621122, which contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 98542081.
It is not an unprimeable number, because it can be changed into a prime (98542001) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 263295 + ... + 263668.
It is an arithmetic number, because the mean of its divisors is an integer number (14228028).
Almost surely, 298542081 is an apocalyptic number.
It is an amenable number.
98542081 is a deficient number, since it is larger than the sum of its proper divisors (15282143).
98542081 is a wasteful number, since it uses less digits than its factorization.
98542081 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 526991.
The product of its (nonzero) digits is 23040, while the sum is 37.
The square root of 98542081 is about 9926.8364044140. The cubic root of 98542081 is about 461.8921448222.
It can be divided in two parts, 9854 and 2081, that added together give a triangular number (11935 = T154).
The spelling of 98542081 in words is "ninety-eight million, five hundred forty-two thousand, eighty-one".
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