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30331201303200 = 2535274987362027
BaseRepresentation
bin1101110010110000010000…
…11110101011001010100000
310222101122010120101012210110
412321120020132223022200
512433421300013200300
6144301543404331320
76250233305124240
oct671301036531240
9128348116335713
1030331201303200
119734432448246
12349a481b43b40
1313c02b2492635
1476c0762c5b20
15378eb67a8550
hex1b96087ab2a0

30331201303200 has 288 divisors, whose sum is σ = 112855005817344. Its totient is φ = 6931436682240.

The previous prime is 30331201303187. The next prime is 30331201303211. The reversal of 30331201303200 is 230310213303.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 83600587 + ... + 83962613.

It is an arithmetic number, because the mean of its divisors is an integer number (391857659088).

Almost surely, 230331201303200 is an apocalyptic number.

30331201303200 is a gapful number since it is divisible by the number (30) 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 30331201303200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56427502908672).

30331201303200 is an abundant number, since it is smaller than the sum of its proper divisors (82523804514144).

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

30331201303200 is a wasteful number, since it uses less digits than its factorization.

30331201303200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 367044 (or 367031 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 21.

Adding to 30331201303200 its reverse (230310213303), we get a palindrome (30561511516503).

The spelling of 30331201303200 in words is "thirty trillion, three hundred thirty-one billion, two hundred one million, three hundred three thousand, two hundred".