Search a number
-
+
1224002230 = 251119678741
BaseRepresentation
bin100100011110100…
…1100101010110110
310011022011202101221
41020331030222312
510001321032410
6321242340554
742221563423
oct11075145266
93138152357
101224002230
11578a0aaa0
122a1aba75a
13166779499
14b87bad4a
15726cc4da
hex48f4cab6

1224002230 has 64 divisors (see below), whose sum is σ = 2568049920. Its totient is φ = 415324800.

The previous prime is 1224002207. The next prime is 1224002237. The reversal of 1224002230 is 322004221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1224002237) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 135660 + ... + 144400.

It is an arithmetic number, because the mean of its divisors is an integer number (40125780).

Almost surely, 21224002230 is an apocalyptic number.

1224002230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1224002230 is an abundant number, since it is smaller than the sum of its proper divisors (1344047690).

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

1224002230 is a wasteful number, since it uses less digits than its factorization.

1224002230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8845.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 1224002230 is about 34985.7432392110. The cubic root of 1224002230 is about 1069.6968978724.

Adding to 1224002230 its reverse (322004221), we get a palindrome (1546006451).

The spelling of 1224002230 in words is "one billion, two hundred twenty-four million, two thousand, two hundred thirty".

Divisors: 1 2 5 10 11 19 22 38 55 67 95 110 134 190 209 335 418 670 737 1045 1273 1474 2090 2546 3685 6365 7370 8741 12730 14003 17482 28006 43705 70015 87410 96151 140030 166079 192302 332158 480755 585647 830395 961510 1171294 1660790 1826869 2928235 3653738 5856470 6442117 9134345 11127293 12884234 18268690 22254586 32210585 55636465 64421170 111272930 122400223 244800446 612001115 1224002230