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36728260 = 2251836413
BaseRepresentation
bin1000110000011…
…0110111000100
32120002222200221
42030012313010
533400301020
63351114124
7624120322
oct214066704
976088627
1036728260
1119806538
1210372944
1377bc5ca
144c40d12
1533576aa
hex2306dc4

36728260 has 12 divisors (see below), whose sum is σ = 77129388. Its totient is φ = 14691296.

The previous prime is 36728257. The next prime is 36728269. The reversal of 36728260 is 6282763.

It can be written as a sum of positive squares in 2 ways, for example, as 20358144 + 16370116 = 4512^2 + 4046^2 .

It is not an unprimeable number, because it can be changed into a prime (36728269) 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 3 ways as a sum of consecutive naturals, for example, 918187 + ... + 918226.

It is an arithmetic number, because the mean of its divisors is an integer number (6427449).

Almost surely, 236728260 is an apocalyptic number.

It is an amenable number.

36728260 is an abundant number, since it is smaller than the sum of its proper divisors (40401128).

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

36728260 is a wasteful number, since it uses less digits than its factorization.

36728260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1836422 (or 1836420 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 34.

The square root of 36728260 is about 6060.3844762523. The cubic root of 36728260 is about 332.4044159644.

The spelling of 36728260 in words is "thirty-six million, seven hundred twenty-eight thousand, two hundred sixty".

Divisors: 1 2 4 5 10 20 1836413 3672826 7345652 9182065 18364130 36728260