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12055413125 = 5475351991
BaseRepresentation
bin10110011101000111…
…10000000110000101
31011010011101102212102
423032203300012011
5144142141210000
65312125201445
7604513215020
oct131643600605
934104342772
1012055413125
115126a6a348
122405400285
1311a1796a62
148251241b7
154a85693d5
hex2ce8f0185

12055413125 has 40 divisors (see below), whose sum is σ = 17541684864. Its totient is φ = 8110440000.

The previous prime is 12055413109. The next prime is 12055413157. The reversal of 12055413125 is 52131455021.

It is not a de Polignac number, because 12055413125 - 24 = 12055413109 is a prime.

It is a super-2 number, since 2×120554131252 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 205880 + ... + 257870.

Almost surely, 212055413125 is an apocalyptic number.

It is an amenable number.

12055413125 is a deficient number, since it is larger than the sum of its proper divisors (5486271739).

12055413125 is an frugal number, since it uses more digits than its factorization.

12055413125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52071 (or 52056 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 29.

Adding to 12055413125 its reverse (52131455021), we get a palindrome (64186868146).

The spelling of 12055413125 in words is "twelve billion, fifty-five million, four hundred thirteen thousand, one hundred twenty-five".

Divisors: 1 5 7 25 35 53 125 175 265 371 625 875 1325 1855 4375 6625 9275 33125 46375 51991 231875 259955 363937 1299775 1819685 2755523 6498875 9098425 13777615 19288661 32494375 45492125 68888075 96443305 227460625 344440375 482216525 1722201875 2411082625 12055413125