Search a number
-
+
88282080 = 25325101607
BaseRepresentation
bin1010100001100…
…01001111100000
320011010012020200
411100301033200
5140100011310
612432105200
72121246105
oct520611740
9204105220
1088282080
11459186a7
1225695200
13153a0023
14ba20aac
157b3c9c0
hex54313e0

88282080 has 144 divisors (see below), whose sum is σ = 304746624. Its totient is φ = 23270400.

The previous prime is 88282063. The next prime is 88282087. The reversal of 88282080 is 8028288.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (88282087) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 145137 + ... + 145743.

It is an arithmetic number, because the mean of its divisors is an integer number (2116296).

Almost surely, 288282080 is an apocalyptic number.

88282080 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 88282080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (152373312).

88282080 is an abundant number, since it is smaller than the sum of its proper divisors (216464544).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

88282080 is a wasteful number, since it uses less digits than its factorization.

88282080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 729 (or 718 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 36.

The square root of 88282080 is about 9395.8544050022. The cubic root of 88282080 is about 445.2707690165.

The spelling of 88282080 in words is "eighty-eight million, two hundred eighty-two thousand, eighty".

Divisors: 1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 32 36 40 45 48 60 72 80 90 96 101 120 144 160 180 202 240 288 303 360 404 480 505 606 607 720 808 909 1010 1212 1214 1440 1515 1616 1818 1821 2020 2424 2428 3030 3035 3232 3636 3642 4040 4545 4848 4856 5463 6060 6070 7272 7284 8080 9090 9105 9696 9712 10926 12120 12140 14544 14568 16160 18180 18210 19424 21852 24240 24280 27315 29088 29136 36360 36420 43704 48480 48560 54630 58272 61307 72720 72840 87408 97120 109260 122614 145440 145680 174816 183921 218520 245228 291360 306535 367842 437040 490456 551763 613070 735684 874080 919605 980912 1103526 1226140 1471368 1839210 1961824 2207052 2452280 2758815 2942736 3678420 4414104 4904560 5517630 5885472 7356840 8828208 9809120 11035260 14713680 17656416 22070520 29427360 44141040 88282080