Base | Representation |
---|---|
bin | 1010101011111… |
… | …11010111010101 |
3 | 20020200201120021 |
4 | 11111333113111 |
5 | 140422310040 |
6 | 12521305141 |
7 | 2136006100 |
oct | 525772725 |
9 | 206621507 |
10 | 89650645 |
11 | 46672947 |
12 | 260351b1 |
13 | 1575bc26 |
14 | bc99737 |
15 | 7d0d24a |
hex | 557f5d5 |
89650645 has 24 divisors (see below), whose sum is σ = 131738400. Its totient is φ = 58236192.
The previous prime is 89650633. The next prime is 89650661. The reversal of 89650645 is 54605698.
It is not a de Polignac number, because 89650645 - 29 = 89650133 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4975 + ... + 14284.
It is an arithmetic number, because the mean of its divisors is an integer number (5489100).
Almost surely, 289650645 is an apocalyptic number.
It is an amenable number.
89650645 is a deficient number, since it is larger than the sum of its proper divisors (42087755).
89650645 is a wasteful number, since it uses less digits than its factorization.
89650645 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19297 (or 19290 counting only the distinct ones).
The product of its (nonzero) digits is 259200, while the sum is 43.
The square root of 89650645 is about 9468.4024523676. The cubic root of 89650645 is about 447.5598704787.
The spelling of 89650645 in words is "eighty-nine million, six hundred fifty thousand, six hundred forty-five".
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