Base | Representation |
---|---|
bin | 1010100001000… |
… | …00111011010100 |
3 | 20010222210120120 |
4 | 11100200323110 |
5 | 140040342002 |
6 | 12430431540 |
7 | 2120550216 |
oct | 520407324 |
9 | 203883516 |
10 | 88215252 |
11 | 45882474 |
12 | 256625b0 |
13 | 15378798 |
14 | ba045b6 |
15 | 7b27cbc |
hex | 5420ed4 |
88215252 has 48 divisors (see below), whose sum is σ = 222546240. Its totient is φ = 27101952.
The previous prime is 88215247. The next prime is 88215311. The reversal of 88215252 is 25251288.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3208 + ... + 13664.
It is an arithmetic number, because the mean of its divisors is an integer number (4636380).
Almost surely, 288215252 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 88215252, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (111273120).
88215252 is an abundant number, since it is smaller than the sum of its proper divisors (134330988).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
88215252 is a wasteful number, since it uses less digits than its factorization.
88215252 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10520 (or 10518 counting only the distinct ones).
The product of its digits is 12800, while the sum is 33.
The square root of 88215252 is about 9392.2974825119. The cubic root of 88215252 is about 445.1583865771.
The spelling of 88215252 in words is "eighty-eight million, two hundred fifteen thousand, two hundred fifty-two".
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