Search a number
-
+
3885030 = 233514389
BaseRepresentation
bin1110110100011111100110
321022101021000
432310133212
51443310110
6215134130
745010422
oct16643746
97271230
103885030
112213976
121374346
13a60446
14731b82
1551b1c0
hex3b47e6

3885030 has 32 divisors (see below), whose sum is σ = 10360800. Its totient is φ = 1035936.

The previous prime is 3885019. The next prime is 3885031. The reversal of 3885030 is 305883.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 3884985 and 3885003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3885031) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6925 + ... + 7464.

It is an arithmetic number, because the mean of its divisors is an integer number (323775).

Almost surely, 23885030 is an apocalyptic number.

3885030 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3885030 is an abundant number, since it is smaller than the sum of its proper divisors (6475770).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3885030 is a wasteful number, since it uses less digits than its factorization.

3885030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14405 (or 14399 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 3885030 is about 1971.0479446224. The cubic root of 3885030 is about 157.2044343484.

The spelling of 3885030 in words is "three million, eight hundred eighty-five thousand, thirty".

Divisors: 1 2 3 5 6 9 10 15 18 27 30 45 54 90 135 270 14389 28778 43167 71945 86334 129501 143890 215835 259002 388503 431670 647505 777006 1295010 1942515 3885030