Base | Representation |
---|---|
bin | 1010101100001… |
… | …00001011000100 |
3 | 20020201201120201 |
4 | 11112010023010 |
5 | 140423422330 |
6 | 12521540244 |
7 | 2136120364 |
oct | 526041304 |
9 | 206651521 |
10 | 89670340 |
11 | 46686721 |
12 | 26044684 |
13 | 15767b96 |
14 | bca29a4 |
15 | 7d13eca |
hex | 55842c4 |
89670340 has 12 divisors (see below), whose sum is σ = 188307756. Its totient is φ = 35868128.
The previous prime is 89670331. The next prime is 89670341. The reversal of 89670340 is 4307698.
It can be written as a sum of positive squares in 2 ways, for example, as 52533504 + 37136836 = 7248^2 + 6094^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 89670340.
It is not an unprimeable number, because it can be changed into a prime (89670341) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2241739 + ... + 2241778.
It is an arithmetic number, because the mean of its divisors is an integer number (15692313).
Almost surely, 289670340 is an apocalyptic number.
It is an amenable number.
89670340 is an abundant number, since it is smaller than the sum of its proper divisors (98637416).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
89670340 is a wasteful number, since it uses less digits than its factorization.
89670340 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4483526 (or 4483524 counting only the distinct ones).
The product of its (nonzero) digits is 36288, while the sum is 37.
The square root of 89670340 is about 9469.4424334276. The cubic root of 89670340 is about 447.5926423055.
The spelling of 89670340 in words is "eighty-nine million, six hundred seventy thousand, three hundred forty".
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