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1232623113 = 31373079769
BaseRepresentation
bin100100101111000…
…0101011000001001
310011220101202000220
41021132011120021
510011022414423
6322151220253
742355060251
oct11136053011
93156352026
101232623113
11582868a97
122a4977689
131684a73b7
14b99c2961
15733319e3
hex49785609

1232623113 has 16 divisors (see below), whose sum is σ = 1661056320. Its totient is φ = 813010176.

The previous prime is 1232623111. The next prime is 1232623127. The reversal of 1232623113 is 3113262321.

It is not a de Polignac number, because 1232623113 - 21 = 1232623111 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1232623111) 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 15 ways as a sum of consecutive naturals, for example, 121293 + ... + 131061.

It is an arithmetic number, because the mean of its divisors is an integer number (103816020).

Almost surely, 21232623113 is an apocalyptic number.

It is an amenable number.

1232623113 is a deficient number, since it is larger than the sum of its proper divisors (428433207).

1232623113 is a wasteful number, since it uses less digits than its factorization.

1232623113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10216.

The product of its digits is 1296, while the sum is 24.

The square root of 1232623113 is about 35108.7327170891. The cubic root of 1232623113 is about 1072.2023851316.

Adding to 1232623113 its reverse (3113262321), we get a palindrome (4345885434).

The spelling of 1232623113 in words is "one billion, two hundred thirty-two million, six hundred twenty-three thousand, one hundred thirteen".

Divisors: 1 3 137 307 411 921 9769 29307 42059 126177 1338353 2999083 4015059 8997249 410874371 1232623113