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320245054030 = 25115354930541
BaseRepresentation
bin1001010100100000001…
…01111011101001001110
31010121121102120022221001
410222100011323221032
520221330213212110
6403041334530514
732064654021436
oct4522005735116
91117542508831
10320245054030
111138a6a91010
1252095506a3a
1324278206915
14116ddbb72c6
1584e4bd363a
hex4a9017ba4e

320245054030 has 32 divisors (see below), whose sum is σ = 640709841888. Its totient is φ = 114255523200.

The previous prime is 320245054007. The next prime is 320245054033. The reversal of 320245054030 is 30450542023.

It is a self number, because there is not a number n which added to its sum of digits gives 320245054030.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320245054033) 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, 27459441 + ... + 27471100.

It is an arithmetic number, because the mean of its divisors is an integer number (20022182559).

Almost surely, 2320245054030 is an apocalyptic number.

320245054030 is an abundant number, since it is smaller than the sum of its proper divisors (320464787858).

320245054030 is a wasteful number, since it uses less digits than its factorization.

320245054030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54930612.

The product of its (nonzero) digits is 14400, while the sum is 28.

Adding to 320245054030 its reverse (30450542023), we get a palindrome (350695596053).

The spelling of 320245054030 in words is "three hundred twenty billion, two hundred forty-five million, fifty-four thousand, thirty".

Divisors: 1 2 5 10 11 22 53 55 106 110 265 530 583 1166 2915 5830 54930541 109861082 274652705 549305410 604235951 1208471902 2911318673 3021179755 5822637346 6042359510 14556593365 29113186730 32024505403 64049010806 160122527015 320245054030