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230997620206080 = 2936571317293189
BaseRepresentation
bin110100100001011101010011…
…000110001010101000000000
31010021220011020022202012000000
4310201131103012022220000
5220234131111233043310
62135142501452000000
766441012240604260
oct6441352306125000
91107804208665000
10230997620206080
116766a5a4568962
1221aa8a77760000
139bb7c9c934180
1441084b73377a0
151ba8ba16ea4c0
hexd2175318aa00

230997620206080 has 8960 divisors, whose sum is σ = 1168560807321600. Its totient is φ = 42378995957760.

The previous prime is 230997620206079. The next prime is 230997620206081. The reversal of 230997620206080 is 80602026799032.

It is a happy number.

230997620206080 is a `hidden beast` number, since 2 + 3 + 0 + 9 + 9 + 7 + 6 + 2 + 0 + 20 + 608 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (230997620206079) and next prime (230997620206081).

It is a tau number, because it is divible by the number of its divisors (8960).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (230997620206081) by changing a digit.

It is a polite number, since it can be written in 895 ways as a sum of consecutive naturals, for example, 2595478878676 + ... + 2595478878764.

It is an arithmetic number, because the mean of its divisors is an integer number (130419732960).

Almost surely, 2230997620206080 is an apocalyptic number.

230997620206080 is a gapful number since it is divisible by the number (20) 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 230997620206080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (584280403660800).

230997620206080 is an abundant number, since it is smaller than the sum of its proper divisors (937563187115520).

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

230997620206080 is a wasteful number, since it uses less digits than its factorization.

230997620206080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227 (or 196 counting only the distinct ones).

The product of its (nonzero) digits is 3919104, while the sum is 54.

The spelling of 230997620206080 in words is "two hundred thirty trillion, nine hundred ninety-seven billion, six hundred twenty million, two hundred six thousand, eighty".