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38069005 = 513585677
BaseRepresentation
bin1001000100111…
…0001100001101
32122122002212011
42101032030031
534221202010
63435541221
7641403232
oct221161415
978562764
1038069005
111a541897
12108ba811
137b6b950
1450ad789
15351ea8a
hex244e30d

38069005 has 8 divisors (see below), whose sum is σ = 49196952. Its totient is φ = 28112448.

The previous prime is 38068997. The next prime is 38069011. The reversal of 38069005 is 50096083.

It can be written as a sum of positive squares in 4 ways, for example, as 4405801 + 33663204 = 2099^2 + 5802^2 .

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

It is not a de Polignac number, because 38069005 - 23 = 38068997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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, 292774 + ... + 292903.

It is an arithmetic number, because the mean of its divisors is an integer number (6149619).

Almost surely, 238069005 is an apocalyptic number.

It is an amenable number.

38069005 is a deficient number, since it is larger than the sum of its proper divisors (11127947).

38069005 is a wasteful number, since it uses less digits than its factorization.

38069005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 585695.

The product of its (nonzero) digits is 6480, while the sum is 31.

The square root of 38069005 is about 6170.0085089082. The cubic root of 38069005 is about 336.4009203530.

The spelling of 38069005 in words is "thirty-eight million, sixty-nine thousand, five".

Divisors: 1 5 13 65 585677 2928385 7613801 38069005