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3842530 = 25384253
BaseRepresentation
bin1110101010000111100010
321020012221221
432222013202
51440430110
6214205254
744442466
oct16520742
97205857
103842530
112194a4a
12135382a
13a46cb3
147204a6
1550d7da
hex3aa1e2

3842530 has 8 divisors (see below), whose sum is σ = 6916572. Its totient is φ = 1537008.

The previous prime is 3842519. The next prime is 3842539. The reversal of 3842530 is 352483.

3842530 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 3583449 + 259081 = 1893^2 + 509^2 .

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

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 3842495 and 3842504.

It is not an unprimeable number, because it can be changed into a prime (3842539) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 192117 + ... + 192136.

Almost surely, 23842530 is an apocalyptic number.

3842530 is a deficient number, since it is larger than the sum of its proper divisors (3074042).

3842530 is a wasteful number, since it uses less digits than its factorization.

3842530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 384260.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 3842530 is about 1960.2372305412. The cubic root of 3842530 is about 156.6290891214.

The spelling of 3842530 in words is "three million, eight hundred forty-two thousand, five hundred thirty".

Divisors: 1 2 5 10 384253 768506 1921265 3842530