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86552000 = 265331349
BaseRepresentation
bin1010010100010…
…10110111000000
320000212022000122
411022022313000
5134124131000
612331035412
72100452123
oct512126700
9200768018
1086552000
1144946887
1224b9bb68
1314c15702
14b6d03ba
1578ea085
hex528adc0

86552000 has 112 divisors (see below), whose sum is σ = 221894400. Its totient is φ = 33408000.

The previous prime is 86551987. The next prime is 86552003. The reversal of 86552000 is 25568.

It is a nialpdrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86552003) 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 15 ways as a sum of consecutive naturals, for example, 247826 + ... + 248174.

It is an arithmetic number, because the mean of its divisors is an integer number (1981200).

Almost surely, 286552000 is an apocalyptic number.

86552000 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 86552000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (110947200).

86552000 is an abundant number, since it is smaller than the sum of its proper divisors (135342400).

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

86552000 is a wasteful number, since it uses less digits than its factorization.

86552000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 407 (or 387 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 86552000 is about 9303.3327361758. The cubic root of 86552000 is about 442.3428746189.

Adding to 86552000 its reverse (25568), we get a palindrome (86577568).

The spelling of 86552000 in words is "eighty-six million, five hundred fifty-two thousand".

Divisors: 1 2 4 5 8 10 16 20 25 31 32 40 50 62 64 80 100 124 125 155 160 200 248 250 310 320 349 400 496 500 620 698 775 800 992 1000 1240 1396 1550 1600 1745 1984 2000 2480 2792 3100 3490 3875 4000 4960 5584 6200 6980 7750 8000 8725 9920 10819 11168 12400 13960 15500 17450 21638 22336 24800 27920 31000 34900 43276 43625 49600 54095 55840 62000 69800 86552 87250 108190 111680 124000 139600 173104 174500 216380 248000 270475 279200 346208 349000 432760 540950 558400 692416 698000 865520 1081900 1352375 1396000 1731040 2163800 2704750 2792000 3462080 4327600 5409500 8655200 10819000 17310400 21638000 43276000 86552000