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15000230300 = 22521115598747
BaseRepresentation
bin11011111100001010…
…10101100110011100
31102201101120122121012
431332011111212130
5221210024332200
610520242554352
71040501565566
oct157605254634
942641518535
1015000230300
1163a826a050
122aa76689b8
1315508c9b23
14a24284336
155cbd5ca35
hex37e15599c

15000230300 has 72 divisors (see below), whose sum is σ = 35536475520. Its totient is φ = 5450507200.

The previous prime is 15000230263. The next prime is 15000230317. The reversal of 15000230300 is 303200051.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1710527 + ... + 1719273.

It is an arithmetic number, because the mean of its divisors is an integer number (493562160).

Almost surely, 215000230300 is an apocalyptic number.

15000230300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 15000230300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17768237760).

15000230300 is an abundant number, since it is smaller than the sum of its proper divisors (20536245220).

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

15000230300 is a wasteful number, since it uses less digits than its factorization.

15000230300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10331 (or 10324 counting only the distinct ones).

The product of its (nonzero) digits is 90, while the sum is 14.

Adding to 15000230300 its reverse (303200051), we get a palindrome (15303430351).

The spelling of 15000230300 in words is "fifteen billion, two hundred thirty thousand, three hundred".

Divisors: 1 2 4 5 10 11 20 22 25 44 50 55 100 110 220 275 550 1100 1559 3118 6236 7795 8747 15590 17149 17494 31180 34298 34988 38975 43735 68596 77950 85745 87470 96217 155900 171490 174940 192434 218675 342980 384868 428725 437350 481085 857450 874700 962170 1714900 1924340 2405425 4810850 9621700 13636573 27273146 54546292 68182865 136365730 150002303 272731460 300004606 340914325 600009212 681828650 750011515 1363657300 1500023030 3000046060 3750057575 7500115150 15000230300