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230388541240475 = 5287791731145539
BaseRepresentation
bin110100011000100110000011…
…001010010011010010011011
31010012201221002120012220001102
4310120212003022103102123
5220144141213024143400
62133555011255542015
766346010553040622
oct6430460312232233
91105657076186042
10230388541240475
116745526034a102
1221a0aa1438a90b
139b72714069087
1440c6c173a46b9
151b97e047a39d5
hexd1898329349b

230388541240475 has 24 divisors (see below), whose sum is σ = 286038969023280. Its totient is φ = 184080441870720.

The previous prime is 230388541240433. The next prime is 230388541240519. The reversal of 230388541240475 is 574042145883032.

It is a happy number.

It is not a de Polignac number, because 230388541240475 - 226 = 230388474131611 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 230388541240475.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 200545256 + ... + 201690794.

It is an arithmetic number, because the mean of its divisors is an integer number (11918290375970).

Almost surely, 2230388541240475 is an apocalyptic number.

230388541240475 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

230388541240475 is a deficient number, since it is larger than the sum of its proper divisors (55650427782805).

230388541240475 is a wasteful number, since it uses less digits than its factorization.

230388541240475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1155599 (or 1155594 counting only the distinct ones).

The product of its (nonzero) digits is 25804800, while the sum is 56.

The spelling of 230388541240475 in words is "two hundred thirty trillion, three hundred eighty-eight billion, five hundred forty-one million, two hundred forty thousand, four hundred seventy-five".

Divisors: 1 5 25 877 4385 9173 21925 45865 229325 1145539 5727695 8044721 28638475 40223605 201118025 1004637703 5023188515 10508029247 25115942575 52540146235 262700731175 9215541649619 46077708248095 230388541240475