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230681530560 = 26351327168207
BaseRepresentation
bin1101011011010110110…
…0001101000011000000
3211001102120222221001010
43112311230031003000
512234413432434220
6253550145440520
722444334441265
oct3266554150300
9731376887033
10230681530560
118991678a228
123885a940140
13189a3957aa0
14b244c5726c
156001d231e0
hex35b5b0d0c0

230681530560 has 224 divisors, whose sum is σ = 791675523072. Its totient is φ = 56572784640.

The previous prime is 230681530531. The next prime is 230681530589. The reversal of 230681530560 is 65035186032.

230681530560 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (230681530531) and next prime (230681530589).

It is a Harshad number since it is a multiple of its sum of digits (39).

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 31 ways as a sum of consecutive naturals, for example, 3347977 + ... + 3416183.

It is an arithmetic number, because the mean of its divisors is an integer number (3534265728).

Almost surely, 2230681530560 is an apocalyptic number.

230681530560 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 230681530560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (395837761536).

230681530560 is an abundant number, since it is smaller than the sum of its proper divisors (560993992512).

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

230681530560 is a wasteful number, since it uses less digits than its factorization.

230681530560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68511 (or 68501 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 39.

The spelling of 230681530560 in words is "two hundred thirty billion, six hundred eighty-one million, five hundred thirty thousand, five hundred sixty".