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230522944 = 2631116191
BaseRepresentation
bin11011011110110…
…00000001000000
3121001202210000211
431233120001000
5433003213234
634512523504
75466261361
oct1557300100
9531683024
10230522944
11109140333
1265250594
13389b3312
1422889b68
1515388164
hexdbd8040

230522944 has 28 divisors (see below), whose sum is σ = 472204288. Its totient is φ = 111542400.

The previous prime is 230522939. The next prime is 230522969. The reversal of 230522944 is 449225032.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56112 + ... + 60079.

Almost surely, 2230522944 is an apocalyptic number.

It is an amenable number.

230522944 is an abundant number, since it is smaller than the sum of its proper divisors (241681344).

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

230522944 is a wasteful number, since it uses less digits than its factorization.

230522944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116234 (or 116224 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 31.

The square root of 230522944 is about 15182.9820522847. The cubic root of 230522944 is about 613.1565695191.

Adding to 230522944 its reverse (449225032), we get a palindrome (679747976).

The spelling of 230522944 in words is "two hundred thirty million, five hundred twenty-two thousand, nine hundred forty-four".

Divisors: 1 2 4 8 16 31 32 62 64 124 248 496 992 1984 116191 232382 464764 929528 1859056 3601921 3718112 7203842 7436224 14407684 28815368 57630736 115261472 230522944