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38132933 = 475031613
BaseRepresentation
bin1001000101110…
…1110011000101
32122202100112212
42101131303011
534230223213
63441153205
7642060506
oct221356305
978670485
1038132933
111a585923
121092b805
137b91a87
1450c8bad
1535339a8
hex245dcc5

38132933 has 8 divisors (see below), whose sum is σ = 39045888. Its totient is φ = 37224304.

The previous prime is 38132923. The next prime is 38132957. The reversal of 38132933 is 33923183.

38132933 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 38132933 - 210 = 38131909 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 38132933.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38132923) 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, 22835 + ... + 24447.

It is an arithmetic number, because the mean of its divisors is an integer number (4880736).

Almost surely, 238132933 is an apocalyptic number.

It is an amenable number.

38132933 is a deficient number, since it is larger than the sum of its proper divisors (912955).

38132933 is a wasteful number, since it uses less digits than its factorization.

38132933 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2163.

The product of its digits is 11664, while the sum is 32.

The square root of 38132933 is about 6175.1868797632. The cubic root of 38132933 is about 336.5891172993.

The spelling of 38132933 in words is "thirty-eight million, one hundred thirty-two thousand, nine hundred thirty-three".

Divisors: 1 47 503 1613 23641 75811 811339 38132933