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13234003431 = 3112711479817
BaseRepresentation
bin11000101001100111…
…01101110111100111
31021011022010000211020
430110303231313213
5204100401102211
610025110342223
7645644113245
oct142463556747
937138100736
1013234003431
115681282720
12269405a973
13132ba0327c
148d787d795
15526c76306
hex314cedde7

13234003431 has 16 divisors (see below), whose sum is σ = 19320503808. Its totient is φ = 7991006400.

The previous prime is 13234003423. The next prime is 13234003439. The reversal of 13234003431 is 13430043231.

It is an interprime number because it is at equal distance from previous prime (13234003423) and next prime (13234003439).

It is not a de Polignac number, because 13234003431 - 23 = 13234003423 is a prime.

It is a super-2 number, since 2×132340034312 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13234003439) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 730966 + ... + 748851.

It is an arithmetic number, because the mean of its divisors is an integer number (1207531488).

Almost surely, 213234003431 is an apocalyptic number.

13234003431 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

13234003431 is a deficient number, since it is larger than the sum of its proper divisors (6086500377).

13234003431 is a wasteful number, since it uses less digits than its factorization.

13234003431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1480102.

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 13234003431 its reverse (13430043231), we get a palindrome (26664046662).

The spelling of 13234003431 in words is "thirteen billion, two hundred thirty-four million, three thousand, four hundred thirty-one".

Divisors: 1 3 11 33 271 813 2981 8943 1479817 4439451 16277987 48833961 401030407 1203091221 4411334477 13234003431