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12600061001 = 114127938051
BaseRepresentation
bin10111011110000010…
…11010110001001001
31012112010020102021222
423233001122301021
5201301103423001
65442143011425
7624145515503
oct135701326111
935463212258
1012600061001
115386451360
122537899b75
13125a5820c8
148775bcd73
154db2a161b
hex2ef05ac49

12600061001 has 8 divisors (see below), whose sum is σ = 14080778208. Its totient is φ = 11175220000.

The previous prime is 12600060973. The next prime is 12600061009. The reversal of 12600061001 is 10016000621.

It is a happy number.

12600061001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 12600061001 - 210 = 12600059977 is a prime.

It is a super-2 number, since 2×126000610012 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12600061009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13968575 + ... + 13969476.

It is an arithmetic number, because the mean of its divisors is an integer number (1760097276).

Almost surely, 212600061001 is an apocalyptic number.

12600061001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

12600061001 is a deficient number, since it is larger than the sum of its proper divisors (1480717207).

12600061001 is a wasteful number, since it uses less digits than its factorization.

12600061001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27938103.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 12600061001 its reverse (10016000621), we get a palindrome (22616061622).

The spelling of 12600061001 in words is "twelve billion, six hundred million, sixty-one thousand, one".

Divisors: 1 11 41 451 27938051 307318561 1145460091 12600061001