Search a number
-
+
38430442785526 = 2112375949491671
BaseRepresentation
bin10001011110011110010001…
…11001000000101011110110
312001001220200122010021021021
420233033020321000223312
520014121021323114101
6213422411322011354
711044336124616301
oct1057171071005366
9161056618107237
1038430442785526
1111277294088a70
1243880b1646b5a
131859c8a6a87ac
1496c086d77b38
154699e60775a1
hex22f3c8e40af6

38430442785526 has 16 divisors (see below), whose sum is σ = 65620360804608. Its totient is φ = 16708888167400.

The previous prime is 38430442785481. The next prime is 38430442785533. The reversal of 38430442785526 is 62558724403483.

38430442785526 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37974745330 + ... + 37974746341.

It is an arithmetic number, because the mean of its divisors is an integer number (4101272550288).

Almost surely, 238430442785526 is an apocalyptic number.

38430442785526 is a deficient number, since it is larger than the sum of its proper divisors (27189918019082).

38430442785526 is a wasteful number, since it uses less digits than its factorization.

38430442785526 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75949491707.

The product of its (nonzero) digits is 154828800, while the sum is 61.

The spelling of 38430442785526 in words is "thirty-eight trillion, four hundred thirty billion, four hundred forty-two million, seven hundred eighty-five thousand, five hundred twenty-six".

Divisors: 1 2 11 22 23 46 253 506 75949491671 151898983342 835444408381 1670888816762 1746838308433 3493676616866 19215221392763 38430442785526