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30302078400000 = 2933551131731
BaseRepresentation
bin1101110001111010000001…
…00111100111011000000000
310222021211221221111110001000
412320331000213213120000
512432432124032300000
6144240325503412000
76245152515414021
oct670750047473000
9128254857443030
1030302078400000
119723048313000
1234948b48b4000
1313ba620a35234
1476a8b2554c48
1537835eb85000
hex1b8f409e7600

30302078400000 has 3840 divisors, whose sum is σ = 134781853409280. Its totient is φ = 6690816000000.

The previous prime is 30302078399993. The next prime is 30302078400019. The reversal of 30302078400000 is 487020303.

It is a tau number, because it is divible by the number of its divisors (3840).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 383 ways as a sum of consecutive naturals, for example, 977486399985 + ... + 977486400015.

It is an arithmetic number, because the mean of its divisors is an integer number (35099440992).

Almost surely, 230302078400000 is an apocalyptic number.

30302078400000 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 30302078400000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67390926704640).

30302078400000 is an abundant number, since it is smaller than the sum of its proper divisors (104479775009280).

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

30302078400000 is an frugal number, since it uses more digits than its factorization.

30302078400000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133 (or 69 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The spelling of 30302078400000 in words is "thirty trillion, three hundred two billion, seventy-eight million, four hundred thousand".