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12626016101 = 20396192259
BaseRepresentation
bin10111100001001000…
…11011011101100101
31012120221002001222222
423300210123131211
5201324230003401
65444511202125
7624612236366
oct136044333545
935527061888
1012626016101
11539a069856
122544516345
131262a6bc5a
1487ac17b6d
154dd6cbc1b
hex2f091b765

12626016101 has 4 divisors (see below), whose sum is σ = 12632210400. Its totient is φ = 12619821804.

The previous prime is 12626016043. The next prime is 12626016113. The reversal of 12626016101 is 10161062621.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 10161062621 = 44922630429.

It is a cyclic number.

It is not a de Polignac number, because 12626016101 - 214 = 12625999717 is a prime.

It is a super-2 number, since 2×126260161012 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12626016121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3094091 + ... + 3098168.

It is an arithmetic number, because the mean of its divisors is an integer number (3158052600).

Almost surely, 212626016101 is an apocalyptic number.

It is an amenable number.

12626016101 is a deficient number, since it is larger than the sum of its proper divisors (6194299).

12626016101 is an equidigital number, since it uses as much as digits as its factorization.

12626016101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6194298.

The product of its (nonzero) digits is 864, while the sum is 26.

Adding to 12626016101 its reverse (10161062621), we get a palindrome (22787078722).

The spelling of 12626016101 in words is "twelve billion, six hundred twenty-six million, sixteen thousand, one hundred one".

Divisors: 1 2039 6192259 12626016101