Base | Representation |
---|---|
bin | 1010101101100… |
… | …00111101010100 |
3 | 20021002001012210 |
4 | 11112300331110 |
5 | 141000310110 |
6 | 12525513420 |
7 | 2140513242 |
oct | 526607524 |
9 | 207061183 |
10 | 89853780 |
11 | 467a1525 |
12 | 26112870 |
13 | 15800523 |
14 | bd0d792 |
15 | 7d4d520 |
hex | 55b0f54 |
89853780 has 48 divisors (see below), whose sum is σ = 252040320. Its totient is φ = 23918208.
The previous prime is 89853773. The next prime is 89853781. The reversal of 89853780 is 8735898.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (89853781) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46881 + ... + 48759.
It is an arithmetic number, because the mean of its divisors is an integer number (5250840).
Almost surely, 289853780 is an apocalyptic number.
It is an amenable number.
89853780 is an abundant number, since it is smaller than the sum of its proper divisors (162186540).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
89853780 is a wasteful number, since it uses less digits than its factorization.
89853780 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2688 (or 2686 counting only the distinct ones).
The product of its (nonzero) digits is 483840, while the sum is 48.
The square root of 89853780 is about 9479.1233771905. The cubic root of 89853780 is about 447.8976501415.
The spelling of 89853780 in words is "eighty-nine million, eight hundred fifty-three thousand, seven hundred eighty".
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