Search a number
-
+
1230214424 = 231937331087
BaseRepresentation
bin100100101010011…
…1001010100011000
310011201212100221012
41021110321110120
510004413330144
6322023433052
742325435655
oct11124712430
93151770835
101230214424
1158147333a
122a3bb5788
13167b42c3a
14b9556c2c
1573007e9e
hex49539518

1230214424 has 32 divisors (see below), whose sum is σ = 2323902720. Its totient is φ = 610523136.

The previous prime is 1230214393. The next prime is 1230214457. The reversal of 1230214424 is 4244120321.

It is a super-3 number, since 3×12302144243 (a number of 28 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1230214424.

It is a congruent number.

It is an unprimeable number.

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, 1131209 + ... + 1132295.

It is an arithmetic number, because the mean of its divisors is an integer number (72621960).

Almost surely, 21230214424 is an apocalyptic number.

It is an amenable number.

1230214424 is a deficient number, since it is larger than the sum of its proper divisors (1093688296).

1230214424 is a wasteful number, since it uses less digits than its factorization.

1230214424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2019 (or 2015 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 1230214424 is about 35074.4126679265. The cubic root of 1230214424 is about 1071.5035269737.

Adding to 1230214424 its reverse (4244120321), we get a palindrome (5474334745).

The spelling of 1230214424 in words is "one billion, two hundred thirty million, two hundred fourteen thousand, four hundred twenty-four".

Divisors: 1 2 4 8 193 386 733 772 1087 1466 1544 2174 2932 4348 5864 8696 141469 209791 282938 419582 565876 796771 839164 1131752 1593542 1678328 3187084 6374168 153776803 307553606 615107212 1230214424