Base | Representation |
---|---|
bin | 1010100111001… |
… | …01100111100011 |
3 | 20012111201201100 |
4 | 11103211213203 |
5 | 140242132044 |
6 | 12500005443 |
7 | 2130444102 |
oct | 523454743 |
9 | 205451640 |
10 | 89020899 |
11 | 462827a0 |
12 | 25990883 |
13 | 1559b3b6 |
14 | bb74039 |
15 | 7c36869 |
hex | 54e59e3 |
89020899 has 24 divisors (see below), whose sum is σ = 142584624. Its totient is φ = 53064000.
The previous prime is 89020889. The next prime is 89020907. The reversal of 89020899 is 99802098.
It is not a de Polignac number, because 89020899 - 29 = 89020387 is a prime.
It is not an unprimeable number, because it can be changed into a prime (89020889) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1332 + ... + 13409.
It is an arithmetic number, because the mean of its divisors is an integer number (5941026).
Almost surely, 289020899 is an apocalyptic number.
89020899 is a deficient number, since it is larger than the sum of its proper divisors (53563725).
89020899 is a wasteful number, since it uses less digits than its factorization.
89020899 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14819 (or 14816 counting only the distinct ones).
The product of its (nonzero) digits is 93312, while the sum is 45.
The square root of 89020899 is about 9435.0887118246. The cubic root of 89020899 is about 446.5094539049.
It can be divided in two parts, 8902089 and 9, that added together give a palindrome (8902098).
The spelling of 89020899 in words is "eighty-nine million, twenty thousand, eight hundred ninety-nine".
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