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3630030 = 235121001
BaseRepresentation
bin1101110110001111001110
320211102110120
431312033032
51412130110
6205445410
742566115
oct15661716
96742416
103630030
11205a328
121270866
139a1361
146a6c7c
154ba870
hex3763ce

3630030 has 16 divisors (see below), whose sum is σ = 8712144. Its totient is φ = 968000.

The previous prime is 3630019. The next prime is 3630037. The reversal of 3630030 is 300363.

It is a Smith number, since the sum of its digits (15) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a junction number, because it is equal to n+sod(n) for n = 3629991 and 3630009.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3630037) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60471 + ... + 60530.

It is an arithmetic number, because the mean of its divisors is an integer number (544509).

Almost surely, 23630030 is an apocalyptic number.

3630030 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3630030 is an abundant number, since it is smaller than the sum of its proper divisors (5082114).

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

3630030 is a wasteful number, since it uses less digits than its factorization.

3630030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121011.

The product of its (nonzero) digits is 162, while the sum is 15.

The square root of 3630030 is about 1905.2637612677. The cubic root of 3630030 is about 153.6868601870.

Adding to 3630030 its reverse (300363), we get a palindrome (3930393).

The spelling of 3630030 in words is "three million, six hundred thirty thousand, thirty".

Divisors: 1 2 3 5 6 10 15 30 121001 242002 363003 605005 726006 1210010 1815015 3630030