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38112049 = 79613787
BaseRepresentation
bin1001000101100…
…0101100110001
32122201021220101
42101120230301
534224041144
63440512401
7641642563
oct221305461
978637811
1038112049
111a571168
121091b701
137b85411
1450c1333
15352c6d4
hex2458b31

38112049 has 8 divisors (see below), whose sum is σ = 38706560. Its totient is φ = 37520496.

The previous prime is 38112031. The next prime is 38112071. The reversal of 38112049 is 94021183.

It is a happy number.

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 38112049 - 25 = 38112017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (38112029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48034 + ... + 48820.

It is an arithmetic number, because the mean of its divisors is an integer number (4838320).

Almost surely, 238112049 is an apocalyptic number.

It is an amenable number.

38112049 is a deficient number, since it is larger than the sum of its proper divisors (594511).

38112049 is an equidigital number, since it uses as much as digits as its factorization.

38112049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1479.

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 38112049 is about 6173.4956872100. The cubic root of 38112049 is about 336.5276602665.

The spelling of 38112049 in words is "thirty-eight million, one hundred twelve thousand, forty-nine".

Divisors: 1 79 613 787 48427 62173 482431 38112049