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36065980 = 2251803299
BaseRepresentation
bin1000100110010…
…1001010111100
32111212100020001
42021211022330
533213102410
63325004044
7615361426
oct211451274
974770201
1036065980
11193a39a5
12100b3624
13761a022
144b0b816
15327633a
hex22652bc

36065980 has 12 divisors (see below), whose sum is σ = 75738600. Its totient is φ = 14426384.

The previous prime is 36065969. The next prime is 36065999. The reversal of 36065980 is 8956063.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 901630 + ... + 901669.

It is an arithmetic number, because the mean of its divisors is an integer number (6311550).

Almost surely, 236065980 is an apocalyptic number.

It is an amenable number.

36065980 is an abundant number, since it is smaller than the sum of its proper divisors (39672620).

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

36065980 is a wasteful number, since it uses less digits than its factorization.

36065980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1803308 (or 1803306 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 37.

The square root of 36065980 is about 6005.4958163336. The cubic root of 36065980 is about 330.3943250730.

The spelling of 36065980 in words is "thirty-six million, sixty-five thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 20 1803299 3606598 7213196 9016495 18032990 36065980