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453045030 = 23523656587
BaseRepresentation
bin11011000000001…
…110101100100110
31011120111001221120
4123000032230212
51411434420110
6112542154410
714140550664
oct3300165446
91146431846
10453045030
11212806489
12107882a06
1372b249a9
1444251c34
1529b90870
hex1b00eb26

453045030 has 32 divisors (see below), whose sum is σ = 1134584064. Its totient is φ = 115559136.

The previous prime is 453045017. The next prime is 453045031. The reversal of 453045030 is 30540354.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (453045031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 327604 + ... + 328983.

It is an arithmetic number, because the mean of its divisors is an integer number (35455752).

Almost surely, 2453045030 is an apocalyptic number.

453045030 is an abundant number, since it is smaller than the sum of its proper divisors (681539034).

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

453045030 is a wasteful number, since it uses less digits than its factorization.

453045030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 656620.

The product of its (nonzero) digits is 3600, while the sum is 24.

The square root of 453045030 is about 21284.8544744849. The cubic root of 453045030 is about 768.0340188110.

Adding to 453045030 its reverse (30540354), we get a palindrome (483585384).

The spelling of 453045030 in words is "four hundred fifty-three million, forty-five thousand, thirty".

Divisors: 1 2 3 5 6 10 15 23 30 46 69 115 138 230 345 690 656587 1313174 1969761 3282935 3939522 6565870 9848805 15101501 19697610 30203002 45304503 75507505 90609006 151015010 226522515 453045030