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13230303332 = 223307575833
BaseRepresentation
bin11000101001001011…
…00110100001100100
31021011001011001020112
430110211212201210
5204043424201312
610024455152152
7645600502631
oct142445464144
937131131215
1013230303332
11567a185794
122692975658
13132b00906c
148d7199188
15526794d22
hex314966864

13230303332 has 6 divisors (see below), whose sum is σ = 23153030838. Its totient is φ = 6615151664.

The previous prime is 13230303319. The next prime is 13230303337. The reversal of 13230303332 is 23330303231.

It can be written as a sum of positive squares in only one way, i.e., 13228680256 + 1623076 = 115016^2 + 1274^2 .

It is a junction number, because it is equal to n+sod(n) for n = 13230303298 and 13230303307.

It is not an unprimeable number, because it can be changed into a prime (13230303337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1653787913 + ... + 1653787920.

It is an arithmetic number, because the mean of its divisors is an integer number (3858838473).

Almost surely, 213230303332 is an apocalyptic number.

It is an amenable number.

13230303332 is a deficient number, since it is larger than the sum of its proper divisors (9922727506).

13230303332 is a wasteful number, since it uses less digits than its factorization.

13230303332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3307575837 (or 3307575835 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 23.

Adding to 13230303332 its reverse (23330303231), we get a palindrome (36560606563).

The spelling of 13230303332 in words is "thirteen billion, two hundred thirty million, three hundred three thousand, three hundred thirty-two".

Divisors: 1 2 4 3307575833 6615151666 13230303332