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36368020 = 225131371021
BaseRepresentation
bin1000101010111…
…0111010010100
32112102200112201
42022232322110
533302234040
63335254244
7621060133
oct212567224
975380481
1036368020
111958a917
121021a384
1376c4650
144b8991a
1532d5a9a
hex22aee94

36368020 has 48 divisors (see below), whose sum is σ = 82929168. Its totient is φ = 13317120.

The previous prime is 36368009. The next prime is 36368023. The reversal of 36368020 is 2086363.

36368020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 1179396 + 35188624 = 1086^2 + 5932^2 .

It is a Smith number, since the sum of its digits (28) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 36368020.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36368023) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 35110 + ... + 36130.

It is an arithmetic number, because the mean of its divisors is an integer number (1727691).

Almost surely, 236368020 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 36368020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41464584).

36368020 is an abundant number, since it is smaller than the sum of its proper divisors (46561148).

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

36368020 is a wasteful number, since it uses less digits than its factorization.

36368020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1180 (or 1178 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 36368020 is about 6030.5903525277. The cubic root of 36368020 is about 331.3140747060.

The spelling of 36368020 in words is "thirty-six million, three hundred sixty-eight thousand, twenty".

Divisors: 1 2 4 5 10 13 20 26 52 65 130 137 260 274 548 685 1021 1370 1781 2042 2740 3562 4084 5105 7124 8905 10210 13273 17810 20420 26546 35620 53092 66365 132730 139877 265460 279754 559508 699385 1398770 1818401 2797540 3636802 7273604 9092005 18184010 36368020