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36130052 = 2272184337
BaseRepresentation
bin1000100111010…
…0110100000100
32111222121010002
42021310310010
533222130202
63330220432
7616046300
oct211646404
974877102
1036130052
1119438052
1210124718
13764023a
144b26d00
15328a302
hex2274d04

36130052 has 18 divisors (see below), whose sum is σ = 73550862. Its totient is φ = 15484224.

The previous prime is 36130013. The next prime is 36130057. The reversal of 36130052 is 25003163.

It can be written as a sum of positive squares in only one way, i.e., 18957316 + 17172736 = 4354^2 + 4144^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36130057) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 91973 + ... + 92364.

It is an arithmetic number, because the mean of its divisors is an integer number (4086159).

Almost surely, 236130052 is an apocalyptic number.

It is an amenable number.

36130052 is an abundant number, since it is smaller than the sum of its proper divisors (37420810).

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

36130052 is a wasteful number, since it uses less digits than its factorization.

36130052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184355 (or 184346 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 20.

The square root of 36130052 is about 6010.8278963883. The cubic root of 36130052 is about 330.5898602358.

The spelling of 36130052 in words is "thirty-six million, one hundred thirty thousand, fifty-two".

Divisors: 1 2 4 7 14 28 49 98 196 184337 368674 737348 1290359 2580718 5161436 9032513 18065026 36130052