Search a number
-
+
38939460552825 = 3527210595771579
BaseRepresentation
bin10001101101010010011001…
…01101101100100001111001
312002212120112221212000200020
420312221030231230201321
520100441003400142300
6214452312523201053
711126166063346500
oct1066511455544171
9162776487760606
1038939460552825
1111453150372508
12444a88a676189
131895c8ab87941
14988973ab9837
15477d886e68a0
hex236a4cb6c879

38939460552825 has 36 divisors (see below), whose sum is σ = 74890913527440. Its totient is φ = 17800896251040.

The previous prime is 38939460552809. The next prime is 38939460552857. The reversal of 38939460552825 is 52825506493983.

38939460552825 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 38939460552825 - 24 = 38939460552809 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 38939460552825.

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 35 ways as a sum of consecutive naturals, for example, 5297882115 + ... + 5297889464.

It is an arithmetic number, because the mean of its divisors is an integer number (2080303153540).

Almost surely, 238939460552825 is an apocalyptic number.

38939460552825 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

38939460552825 is a deficient number, since it is larger than the sum of its proper divisors (35951452974615).

38939460552825 is a wasteful number, since it uses less digits than its factorization.

38939460552825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10595771606 (or 10595771594 counting only the distinct ones).

The product of its (nonzero) digits is 559872000, while the sum is 69.

The spelling of 38939460552825 in words is "thirty-eight trillion, nine hundred thirty-nine billion, four hundred sixty million, five hundred fifty-two thousand, eight hundred twenty-five".

Divisors: 1 3 5 7 15 21 25 35 49 75 105 147 175 245 525 735 1225 3675 10595771579 31787314737 52978857895 74170401053 158936573685 222511203159 264894289475 370852005265 519192807371 794682868425 1112556015795 1557578422113 1854260026325 2595964036855 5562780078975 7787892110565 12979820184275 38939460552825