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230454760 = 2359775897
BaseRepresentation
bin11011011110001…
…11010111101000
3121001122022111111
431233013113220
5432444023020
634511240104
75465555524
oct1557072750
9531568444
10230454760
111090a4088
1265219034
133898b283
142286cd84
1515372d5a
hexdbc75e8

230454760 has 32 divisors (see below), whose sum is σ = 519141960. Its totient is φ = 92071936.

The previous prime is 230454751. The next prime is 230454773. The reversal of 230454760 is 67454032.

It can be written as a sum of positive squares in 4 ways, for example, as 229886244 + 568516 = 15162^2 + 754^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36132 + ... + 42028.

Almost surely, 2230454760 is an apocalyptic number.

230454760 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

230454760 is an abundant number, since it is smaller than the sum of its proper divisors (288687200).

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

230454760 is a wasteful number, since it uses less digits than its factorization.

230454760 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6885 (or 6881 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 31.

The square root of 230454760 is about 15180.7364775231. The cubic root of 230454760 is about 613.0961104755.

The spelling of 230454760 in words is "two hundred thirty million, four hundred fifty-four thousand, seven hundred sixty".

Divisors: 1 2 4 5 8 10 20 40 977 1954 3908 4885 5897 7816 9770 11794 19540 23588 29485 39080 47176 58970 117940 235880 5761369 11522738 23045476 28806845 46090952 57613690 115227380 230454760