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30014668800 = 21533522359
BaseRepresentation
bin11011111101000000…
…111000000000000000
32212110202220011012000
4123331000320000000
5442432223400200
621442154304000
72111535322014
oct337500700000
985422804160
1030014668800
1111802552a06
125997a28000
132aa442ca6c
14164a386544
15baa075300
hex6fd038000

30014668800 has 768 divisors, whose sum is σ = 117019296000. Its totient is φ = 7526154240.

The previous prime is 30014668799. The next prime is 30014668807. The reversal of 30014668800 is 886641003.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (768).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30014668807) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 508723171 + ... + 508723229.

It is an arithmetic number, because the mean of its divisors is an integer number (152368875).

Almost surely, 230014668800 is an apocalyptic number.

30014668800 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 30014668800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58509648000).

30014668800 is an abundant number, since it is smaller than the sum of its proper divisors (87004627200).

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

30014668800 is an equidigital number, since it uses as much as digits as its factorization.

30014668800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131 (or 92 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 36.

The spelling of 30014668800 in words is "thirty billion, fourteen million, six hundred sixty-eight thousand, eight hundred".