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127613968053 = 3113132296521
BaseRepresentation
bin111011011011001100…
…0101001111010110101
3110012101122012021010020
41312312120221322311
54042323133434203
6134343002115353
712135251554665
oct1666630517265
9405348167106
10127613968053
114a136838000
12208957abb59
13c059769900
1462686441a5
1534bd64b153
hex1db6629eb5

127613968053 has 96 divisors (see below), whose sum is σ = 209678647680. Its totient is φ = 68920051200.

The previous prime is 127613968033. The next prime is 127613968061. The reversal of 127613968053 is 350869316721.

It is not a de Polignac number, because 127613968053 - 28 = 127613967797 is a prime.

It is a super-2 number, since 2×1276139680532 (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 127613967987 and 127613968005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (127613968033) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 19566433 + ... + 19572953.

It is an arithmetic number, because the mean of its divisors is an integer number (2184152580).

Almost surely, 2127613968053 is an apocalyptic number.

127613968053 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

127613968053 is a deficient number, since it is larger than the sum of its proper divisors (82064679627).

127613968053 is a wasteful number, since it uses less digits than its factorization.

127613968053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6612 (or 6577 counting only the distinct ones).

The product of its (nonzero) digits is 1632960, while the sum is 51.

The spelling of 127613968053 in words is "one hundred twenty-seven billion, six hundred thirteen million, nine hundred sixty-eight thousand, fifty-three".

Divisors: 1 3 11 13 29 33 39 87 121 143 169 319 363 377 429 507 957 1131 1331 1573 1859 3509 3993 4147 4719 4901 5577 6521 10527 12441 14703 17303 19563 20449 38599 45617 51909 53911 61347 71731 84773 115797 136851 161733 189109 215193 224939 254319 501787 567327 593021 674817 789041 932503 1102049 1505361 1779063 2080199 2367123 2458417 2797509 3306147 6240597 6523231 7375251 8679451 10257533 12122539 19569693 22882189 26038353 27042587 30772599 31959421 36367617 68646567 81127761 95878263 112832863 133347929 251704079 297468457 338498589 351553631 400043787 755112237 892405371 1054660893 1466827219 3272153027 3867089941 4400481657 9816459081 11601269823 42537989351 127613968053