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30043244320 = 255751250027
BaseRepresentation
bin11011111110101101…
…111000011100100000
32212112202122221102121
4123332231320130200
5443012032304240
621445054554024
72112333235405
oct337655703440
985482587377
1030043244320
11118176a0141
1259a5508914
132aaa32655b
1416500a42ac
15bac81c04a
hex6feb78720

30043244320 has 48 divisors (see below), whose sum is σ = 71071959168. Its totient is φ = 12001248000.

The previous prime is 30043244311. The next prime is 30043244477. The reversal of 30043244320 is 2344234003.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4854 + ... + 245173.

It is an arithmetic number, because the mean of its divisors is an integer number (1480665816).

Almost surely, 230043244320 is an apocalyptic number.

It is an amenable number.

30043244320 is an abundant number, since it is smaller than the sum of its proper divisors (41028714848).

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

30043244320 is a wasteful number, since it uses less digits than its factorization.

30043244320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250793 (or 250785 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 25.

Adding to 30043244320 its reverse (2344234003), we get a palindrome (32387478323).

The spelling of 30043244320 in words is "thirty billion, forty-three million, two hundred forty-four thousand, three hundred twenty".

Divisors: 1 2 4 5 8 10 16 20 32 40 80 160 751 1502 3004 3755 6008 7510 12016 15020 24032 30040 60080 120160 250027 500054 1000108 1250135 2000216 2500270 4000432 5000540 8000864 10001080 20002160 40004320 187770277 375540554 751081108 938851385 1502162216 1877702770 3004324432 3755405540 6008648864 7510811080 15021622160 30043244320