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38001349 = 1913914389
BaseRepresentation
bin1001000011110…
…1101011000101
32122111200001101
42100331223011
534212020344
63434300101
7641002051
oct220755305
978450041
1038001349
111a4a5a81
1210887631
137b46c09
145092c61
1535099d4
hex243dac5

38001349 has 8 divisors (see below), whose sum is σ = 40292000. Its totient is φ = 35739792.

The previous prime is 38001347. The next prime is 38001367. The reversal of 38001349 is 94310083.

38001349 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 38001349 - 21 = 38001347 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 (38001343) 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, 4554 + ... + 9835.

It is an arithmetic number, because the mean of its divisors is an integer number (5036500).

Almost surely, 238001349 is an apocalyptic number.

It is an amenable number.

38001349 is a deficient number, since it is larger than the sum of its proper divisors (2290651).

38001349 is a wasteful number, since it uses less digits than its factorization.

38001349 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14547.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 38001349 is about 6164.5234203465. The cubic root of 38001349 is about 336.2015189704.

The spelling of 38001349 in words is "thirty-eight million, one thousand, three hundred forty-nine".

Divisors: 1 19 139 2641 14389 273391 2000071 38001349