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38133036 = 22321059251
BaseRepresentation
bin1001000101110…
…1110100101100
32122202100200200
42101131310230
534230224121
63441153500
7642061014
oct221356454
978670620
1038133036
111a585a07
121092b890
137b91b36
1450c8c44
153533a26
hex245dd2c

38133036 has 18 divisors (see below), whose sum is σ = 96391932. Its totient is φ = 12711000.

The previous prime is 38133031. The next prime is 38133037. The reversal of 38133036 is 63033183.

38133036 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (18).

It is not an unprimeable number, because it can be changed into a prime (38133031) 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 5 ways as a sum of consecutive naturals, for example, 529590 + ... + 529661.

Almost surely, 238133036 is an apocalyptic number.

38133036 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

38133036 is an abundant number, since it is smaller than the sum of its proper divisors (58258896).

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

38133036 is a wasteful number, since it uses less digits than its factorization.

38133036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1059261 (or 1059256 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

The square root of 38133036 is about 6175.1952195862. The cubic root of 38133036 is about 336.5894203501.

The spelling of 38133036 in words is "thirty-eight million, one hundred thirty-three thousand, thirty-six".

Divisors: 1 2 3 4 6 9 12 18 36 1059251 2118502 3177753 4237004 6355506 9533259 12711012 19066518 38133036