Search a number
-
+
1230011110 = 25239514649
BaseRepresentation
bin100100101010000…
…0111101011100110
310011201111001001001
41021110013223212
510004340323420
6322015223514
742323631136
oct11124075346
93151431031
101230011110
11581344609
122a3b17b9a
13167aa1533
14b9502ac6
1572eb7b0a
hex49507ae6

1230011110 has 16 divisors (see below), whose sum is σ = 2223288000. Its totient is φ = 489944896.

The previous prime is 1230011099. The next prime is 1230011147. The reversal of 1230011110 is 111100321.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 254935 + ... + 259714.

It is an arithmetic number, because the mean of its divisors is an integer number (138955500).

Almost surely, 21230011110 is an apocalyptic number.

1230011110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1230011110 is a deficient number, since it is larger than the sum of its proper divisors (993276890).

1230011110 is a wasteful number, since it uses less digits than its factorization.

1230011110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 514895.

The product of its (nonzero) digits is 6, while the sum is 10.

The square root of 1230011110 is about 35071.5142245099. The cubic root of 1230011110 is about 1071.4444956194. Note that the first 4 decimals are identical.

Adding to 1230011110 its reverse (111100321), we get a palindrome (1341111431).

The spelling of 1230011110 in words is "one billion, two hundred thirty million, eleven thousand, one hundred ten".

Divisors: 1 2 5 10 239 478 1195 2390 514649 1029298 2573245 5146490 123001111 246002222 615005555 1230011110