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36019420 = 2253315441
BaseRepresentation
bin1000100101100…
…1110011011100
32111202222100121
42021121303130
533210110140
63324004324
7615105613
oct211316334
974688317
1036019420
1119371a18
12100906a4
137601a88
144ad887a
15326764a
hex2259cdc

36019420 has 24 divisors (see below), whose sum is σ = 75883248. Its totient is φ = 14361600.

The previous prime is 36019393. The next prime is 36019429. The reversal of 36019420 is 2491063.

36019420 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36019429) 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 7 ways as a sum of consecutive naturals, for example, 3900 + ... + 9340.

It is an arithmetic number, because the mean of its divisors is an integer number (3161802).

Almost surely, 236019420 is an apocalyptic number.

It is an amenable number.

36019420 is an abundant number, since it is smaller than the sum of its proper divisors (39863828).

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

36019420 is a wasteful number, since it uses less digits than its factorization.

36019420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5781 (or 5779 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 36019420 is about 6001.6181151419. The cubic root of 36019420 is about 330.2520877601.

The spelling of 36019420 in words is "thirty-six million, nineteen thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 331 662 1324 1655 3310 5441 6620 10882 21764 27205 54410 108820 1800971 3601942 7203884 9004855 18009710 36019420