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13214412626 = 29768115529
BaseRepresentation
bin11000100111010001…
…11110111101010010
31021002221020201021212
430103220332331102
5204030342201001
610023130420122
7645315440222
oct142350767522
937087221255
1013214412626
115671211878
122689591642
13132793418c
148d5020082
155251a67bb
hex313a3ef52

13214412626 has 8 divisors (see below), whose sum is σ = 20025965820. Its totient is φ = 6539090688.

The previous prime is 13214412559. The next prime is 13214412637. The reversal of 13214412626 is 62621441231.

It can be written as a sum of positive squares in 2 ways, for example, as 12054942025 + 1159470601 = 109795^2 + 34051^2 .

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 13214412592 and 13214412601.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34057571 + ... + 34057958.

Almost surely, 213214412626 is an apocalyptic number.

13214412626 is a deficient number, since it is larger than the sum of its proper divisors (6811553194).

13214412626 is an equidigital number, since it uses as much as digits as its factorization.

13214412626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68115628.

The product of its digits is 13824, while the sum is 32.

Adding to 13214412626 its reverse (62621441231), we get a palindrome (75835853857).

The spelling of 13214412626 in words is "thirteen billion, two hundred fourteen million, four hundred twelve thousand, six hundred twenty-six".

Divisors: 1 2 97 194 68115529 136231058 6607206313 13214412626