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12025213052601 = 373118471909451
BaseRepresentation
bin1010111011111101011010…
…0011010110011010111001
31120120121011202212212211110
42232333112203112122321
53034010114020140401
641324150121150533
72350535663303340
oct256772643263271
946517152785743
1012025213052601
1139169562a9461
12142269762b449
13692c85100518
142d8048384b57
1515cc0b6799d6
hexaefd68d66b9

12025213052601 has 16 divisors (see below), whose sum is σ = 18915235278848. Its totient is φ = 6649887402000.

The previous prime is 12025213052569. The next prime is 12025213052609. The reversal of 12025213052601 is 10625031252021.

It is not a de Polignac number, because 12025213052601 - 25 = 12025213052569 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12025213052609) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9235954075 + ... + 9235955376.

It is an arithmetic number, because the mean of its divisors is an integer number (1182202204928).

Almost surely, 212025213052601 is an apocalyptic number.

It is an amenable number.

12025213052601 is a deficient number, since it is larger than the sum of its proper divisors (6890022226247).

12025213052601 is a wasteful number, since it uses less digits than its factorization.

12025213052601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18471909492.

The product of its (nonzero) digits is 7200, while the sum is 30.

The spelling of 12025213052601 in words is "twelve trillion, twenty-five billion, two hundred thirteen million, fifty-two thousand, six hundred one".

Divisors: 1 3 7 21 31 93 217 651 18471909451 55415728353 129303366157 387910098471 572629192981 1717887578943 4008404350867 12025213052601