Search a number
-
+
38399053 = 711498689
BaseRepresentation
bin1001001001111…
…0110001001101
32200020212121011
42102132301031
534312232203
63451005221
7644246410
oct222366115
980225534
1038399053
111a747860
1210a39811
137c55c44
145157b77
15358776d
hex249ec4d

38399053 has 8 divisors (see below), whose sum is σ = 47874240. Its totient is φ = 29921280.

The previous prime is 38399041. The next prime is 38399069. The reversal of 38399053 is 35099383.

38399053 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 38399053 - 29 = 38398541 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 38398997 and 38399015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38399003) 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, 249268 + ... + 249421.

It is an arithmetic number, because the mean of its divisors is an integer number (5984280).

Almost surely, 238399053 is an apocalyptic number.

It is an amenable number.

38399053 is a deficient number, since it is larger than the sum of its proper divisors (9475187).

38399053 is a wasteful number, since it uses less digits than its factorization.

38399053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 498707.

The product of its (nonzero) digits is 87480, while the sum is 40.

The square root of 38399053 is about 6196.6969427268. The cubic root of 38399053 is about 337.3702927273.

The spelling of 38399053 in words is "thirty-eight million, three hundred ninety-nine thousand, fifty-three".

Divisors: 1 7 11 77 498689 3490823 5485579 38399053