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4000036 = 222933413
BaseRepresentation
bin1111010000100100100100
321112020000111
433100210210
52011000121
6221422404
745666625
oct17204444
97466014
104000036
112292317
12140aa04
13aa08b1
14761a4c
155402e1
hex3d0924

4000036 has 12 divisors (see below), whose sum is σ = 7026012. Its totient is φ = 1992608.

The previous prime is 3999971. The next prime is 4000037. The reversal of 4000036 is 6300004.

It can be written as a sum of positive squares in 2 ways, for example, as 3779136 + 220900 = 1944^2 + 470^2 .

4000036 is a modest number, since divided by 36 gives 4 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4000037) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 535 + ... + 2878.

It is an arithmetic number, because the mean of its divisors is an integer number (585501).

Almost surely, 24000036 is an apocalyptic number.

It is an amenable number.

4000036 is a deficient number, since it is larger than the sum of its proper divisors (3025976).

4000036 is a wasteful number, since it uses less digits than its factorization.

4000036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3710 (or 3708 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 4000036 is about 2000.0089999798. The cubic root of 4000036 is about 158.7405814157.

Subtracting 4000036 from its reverse (6300004), we obtain a cube (2299968 = 1323).

It can be divided in two parts, 40000 and 36, that multiplied together give a square (1440000 = 12002).

The spelling of 4000036 in words is "four million, thirty-six", and thus it is an aban number and an eban number.

Divisors: 1 2 4 293 586 1172 3413 6826 13652 1000009 2000018 4000036