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36407990 = 2519191621
BaseRepresentation
bin1000101011100…
…0101010110110
32112111201101002
42022320222312
533310023430
63340203302
7621314513
oct212705266
975451332
1036407990
1119607953
1210239532
1377098b8
144b9a30a
1532e2845
hex22b8ab6

36407990 has 16 divisors (see below), whose sum is σ = 68983920. Its totient is φ = 13796640.

The previous prime is 36407989. The next prime is 36408007. The reversal of 36407990 is 9970463.

36407990 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a congruent number.

It is an unprimeable number.

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, 95621 + ... + 96000.

It is an arithmetic number, because the mean of its divisors is an integer number (4311495).

Almost surely, 236407990 is an apocalyptic number.

36407990 is a deficient number, since it is larger than the sum of its proper divisors (32575930).

36407990 is a wasteful number, since it uses less digits than its factorization.

36407990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191647.

The product of its (nonzero) digits is 40824, while the sum is 38.

The square root of 36407990 is about 6033.9033800683. The cubic root of 36407990 is about 331.4354063515.

The spelling of 36407990 in words is "thirty-six million, four hundred seven thousand, nine hundred ninety".

Divisors: 1 2 5 10 19 38 95 190 191621 383242 958105 1916210 3640799 7281598 18203995 36407990