Base | Representation |
---|---|
bin | 101001110111001100… |
… | …1011011000010011100 |
3 | 22121001012210202021011 |
4 | 1103232121123002130 |
5 | 2433103120101201 |
6 | 105144331145004 |
7 | 6331531533661 |
oct | 1235631330234 |
9 | 277035722234 |
10 | 89898987676 |
11 | 351426a9033 |
12 | 1550aba5164 |
13 | 8628c15a84 |
14 | 44cb725a68 |
15 | 2512577151 |
hex | 14ee65b09c |
89898987676 has 24 divisors (see below), whose sum is σ = 164908309104. Its totient is φ = 42833320320.
The previous prime is 89898987671. The next prime is 89898987701. The reversal of 89898987676 is 67678989898.
89898987676 is an esthetic number in base 10, because in such base its adjacent digits differ by 1.
It is an alternating number because its digits alternate between even and odd.
It is a junction number, because it is equal to n+sod(n) for n = 89898987593 and 89898987602.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (89898987671) 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 7 ways as a sum of consecutive naturals, for example, 6366955 + ... + 6381058.
It is an arithmetic number, because the mean of its divisors is an integer number (6871179546).
Almost surely, 289898987676 is an apocalyptic number.
89898987676 is a gapful number since it is divisible by the number (86) formed by its first and last digit.
It is an amenable number.
89898987676 is a deficient number, since it is larger than the sum of its proper divisors (75009321428).
89898987676 is a wasteful number, since it uses less digits than its factorization.
89898987676 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12748101 (or 12748099 counting only the distinct ones).
The product of its digits is 5267275776, while the sum is 85.
The spelling of 89898987676 in words is "eighty-nine billion, eight hundred ninety-eight million, nine hundred eighty-seven thousand, six hundred seventy-six".
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