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230044424 = 2397521569
BaseRepresentation
bin11011011011000…
…11001100001000
3121000212110121212
431231203030020
5432342410144
634454352252
75462226311
oct1555431410
9530773555
10230044424
11108943865
126505b688
133887657c
14227a3608
15152e149e
hexdb63308

230044424 has 32 divisors (see below), whose sum is σ = 437383800. Its totient is φ = 113418240.

The previous prime is 230044421. The next prime is 230044439. The reversal of 230044424 is 424440032.

It can be written as a sum of positive squares in 4 ways, for example, as 131836324 + 98208100 = 11482^2 + 9910^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 230044424.

It is not an unprimeable number, because it can be changed into a prime (230044421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 404012 + ... + 404580.

Almost surely, 2230044424 is an apocalyptic number.

It is an amenable number.

230044424 is a deficient number, since it is larger than the sum of its proper divisors (207339376).

230044424 is a wasteful number, since it uses less digits than its factorization.

230044424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1193 (or 1189 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 23.

The square root of 230044424 is about 15167.2154332956. The cubic root of 230044424 is about 612.7320117293.

Adding to 230044424 its reverse (424440032), we get a palindrome (654484456).

The spelling of 230044424 in words is "two hundred thirty million, forty-four thousand, four hundred twenty-four".

Divisors: 1 2 4 8 97 194 388 521 569 776 1042 1138 2084 2276 4168 4552 50537 55193 101074 110386 202148 220772 296449 404296 441544 592898 1185796 2371592 28755553 57511106 115022212 230044424