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38081383 = 346111003
BaseRepresentation
bin1001000101000…
…1001101100111
32122122201211121
42101101031213
534222101013
63440114411
7641454304
oct221211547
978581747
1038081383
111a55011a
1210905a07
137b74482
1450b40ab
15352358d
hex2451367

38081383 has 4 divisors (see below), whose sum is σ = 38095848. Its totient is φ = 38066920.

The previous prime is 38081369. The next prime is 38081387. The reversal of 38081383 is 38318083.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 38081383 - 221 = 35984231 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38081387) 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, 2041 + ... + 8962.

It is an arithmetic number, because the mean of its divisors is an integer number (9523962).

Almost surely, 238081383 is an apocalyptic number.

38081383 is a deficient number, since it is larger than the sum of its proper divisors (14465).

38081383 is a wasteful number, since it uses less digits than its factorization.

38081383 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14464.

The product of its (nonzero) digits is 13824, while the sum is 34.

The square root of 38081383 is about 6171.0115054179. The cubic root of 38081383 is about 336.4373762518.

The spelling of 38081383 in words is "thirty-eight million, eighty-one thousand, three hundred eighty-three".

Divisors: 1 3461 11003 38081383