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12693300135 = 35846220009
BaseRepresentation
bin10111101001001010…
…00110001110100111
31012202121200110100020
423310211012032213
5201443441101020
65455313250223
7626360161635
oct136445061647
935677613306
1012693300135
11542404529a
122562b63973
1312739994a9
14885b30355
154e456cc40
hex2f49463a7

12693300135 has 8 divisors (see below), whose sum is σ = 20309280240. Its totient is φ = 6769760064.

The previous prime is 12693300131. The next prime is 12693300143. The reversal of 12693300135 is 53100339621.

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

It is not a de Polignac number, because 12693300135 - 22 = 12693300131 is a prime.

It is a super-2 number, since 2×126933001352 (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12693300096 and 12693300105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12693300131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 423109990 + ... + 423110019.

It is an arithmetic number, because the mean of its divisors is an integer number (2538660030).

Almost surely, 212693300135 is an apocalyptic number.

12693300135 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

12693300135 is a deficient number, since it is larger than the sum of its proper divisors (7615980105).

12693300135 is an equidigital number, since it uses as much as digits as its factorization.

12693300135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 846220017.

The product of its (nonzero) digits is 14580, while the sum is 33.

Adding to 12693300135 its reverse (53100339621), we get a palindrome (65793639756).

The spelling of 12693300135 in words is "twelve billion, six hundred ninety-three million, three hundred thousand, one hundred thirty-five".

Divisors: 1 3 5 15 846220009 2538660027 4231100045 12693300135