Search a number
-
+
1230221410 = 2511101110731
BaseRepresentation
bin100100101010011…
…1011000001100010
310011201212201111221
41021110323001202
510004414041120
6322023525254
742325465225
oct11124730142
93151781457
101230221410
11581478610
122a3bb982a
13167b46182
14b95595bc
157300a0aa
hex4953b062

1230221410 has 32 divisors (see below), whose sum is σ = 2439647424. Its totient is φ = 442920000.

The previous prime is 1230221407. The next prime is 1230221431. The reversal of 1230221410 is 141220321.

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 15 ways as a sum of consecutive naturals, for example, 44256 + ... + 66475.

It is an arithmetic number, because the mean of its divisors is an integer number (76238982).

Almost surely, 21230221410 is an apocalyptic number.

1230221410 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1230221410 is a deficient number, since it is larger than the sum of its proper divisors (1209426014).

1230221410 is a wasteful number, since it uses less digits than its factorization.

1230221410 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110850.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 1230221410 is about 35074.5122560528. The cubic root of 1230221410 is about 1071.5055552134.

Adding to 1230221410 its reverse (141220321), we get a palindrome (1371441731).

The spelling of 1230221410 in words is "one billion, two hundred thirty million, two hundred twenty-one thousand, four hundred ten".

Divisors: 1 2 5 10 11 22 55 101 110 202 505 1010 1111 2222 5555 11110 110731 221462 553655 1107310 1218041 2436082 6090205 11183831 12180410 22367662 55919155 111838310 123022141 246044282 615110705 1230221410