Base | Representation |
---|---|
bin | 1010101010101… |
… | …00010011001010 |
3 | 20020100202121010 |
4 | 11111110103022 |
5 | 140401134000 |
6 | 12513424350 |
7 | 2134342605 |
oct | 525242312 |
9 | 206322533 |
10 | 89474250 |
11 | 46562368 |
12 | 25b6b0b6 |
13 | 156c9858 |
14 | bc5133c |
15 | 7cc5d50 |
hex | 55544ca |
89474250 has 32 divisors (see below), whose sum is σ = 223329600. Its totient is φ = 23859600.
The previous prime is 89474243. The next prime is 89474263. The reversal of 89474250 is 5247498.
It is a junction number, because it is equal to n+sod(n) for n = 89474199 and 89474208.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58900 + ... + 60399.
It is an arithmetic number, because the mean of its divisors is an integer number (6979050).
Almost surely, 289474250 is an apocalyptic number.
89474250 is an abundant number, since it is smaller than the sum of its proper divisors (133855350).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
89474250 is a wasteful number, since it uses less digits than its factorization.
89474250 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 119319 (or 119309 counting only the distinct ones).
The product of its (nonzero) digits is 80640, while the sum is 39.
The square root of 89474250 is about 9459.0829365219. The cubic root of 89474250 is about 447.2661408259.
The spelling of 89474250 in words is "eighty-nine million, four hundred seventy-four thousand, two hundred fifty".
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