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13230311002 = 219348166079
BaseRepresentation
bin11000101001001011…
…01000011001011010
31021011001011102202121
430110211220121122
5204043424423002
610024455251454
7645600534166
oct142445503132
937131142677
1013230311002
11567a190527
122692979b8a
13132b00c6bc
148d719bca6
15526797237
hex31496865a

13230311002 has 8 divisors (see below), whose sum is σ = 20889964800. Its totient is φ = 6266989404.

The previous prime is 13230310997. The next prime is 13230311011. The reversal of 13230311002 is 20011303231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×132303110022 (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 174083002 + ... + 174083077.

It is an arithmetic number, because the mean of its divisors is an integer number (2611245600).

Almost surely, 213230311002 is an apocalyptic number.

13230311002 is a deficient number, since it is larger than the sum of its proper divisors (7659653798).

13230311002 is a wasteful number, since it uses less digits than its factorization.

13230311002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 348166100.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 13230311002 its reverse (20011303231), we get a palindrome (33241614233).

The spelling of 13230311002 in words is "thirteen billion, two hundred thirty million, three hundred eleven thousand, two".

Divisors: 1 2 19 38 348166079 696332158 6615155501 13230311002