Base | Representation |
---|---|
bin | 1010101100110… |
… | …01011001011000 |
3 | 20020220010211102 |
4 | 11112121121120 |
5 | 140434213042 |
6 | 12523450532 |
7 | 2136632003 |
oct | 526313130 |
9 | 206803742 |
10 | 89757272 |
11 | 46735a70 |
12 | 26086a48 |
13 | 15798617 |
14 | bcc653a |
15 | 7d2eb32 |
hex | 5599658 |
89757272 has 32 divisors (see below), whose sum is σ = 185932800. Its totient is φ = 40279200.
The previous prime is 89757259. The next prime is 89757281. The reversal of 89757272 is 27275798.
89757272 = T363 + T364 + ... + T836.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 497 + ... + 13407.
It is an arithmetic number, because the mean of its divisors is an integer number (5810400).
Almost surely, 289757272 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 89757272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (92966400).
89757272 is an abundant number, since it is smaller than the sum of its proper divisors (96175528).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
89757272 is a wasteful number, since it uses less digits than its factorization.
89757272 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13007 (or 13003 counting only the distinct ones).
The product of its digits is 493920, while the sum is 47.
The square root of 89757272 is about 9474.0314544549. The cubic root of 89757272 is about 447.7372369633.
The spelling of 89757272 in words is "eighty-nine million, seven hundred fifty-seven thousand, two hundred seventy-two".
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