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13028860067258 = 2729235713615099
BaseRepresentation
bin1011110110011000010010…
…0100110111110110111010
31201010112202122210211220102
42331212010210313312322
53201431101134123013
643413213051555402
72513206204206230
oct275460444676672
951115678724812
1013028860067258
114173565934452
1215650b6a5bb62
13736801b2a7a9
14330858cd8950
15178d9d18cd58
hexbd984937dba

13028860067258 has 32 divisors (see below), whose sum is σ = 23115172176000. Its totient is φ = 5388964709184.

The previous prime is 13028860067183. The next prime is 13028860067299. The reversal of 13028860067258 is 85276006882031.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5850608 + ... + 7764491.

It is an arithmetic number, because the mean of its divisors is an integer number (722349130500).

Almost surely, 213028860067258 is an apocalyptic number.

13028860067258 is a deficient number, since it is larger than the sum of its proper divisors (10086312108742).

13028860067258 is a wasteful number, since it uses less digits than its factorization.

13028860067258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13617494.

The product of its (nonzero) digits is 7741440, while the sum is 56.

The spelling of 13028860067258 in words is "thirteen trillion, twenty-eight billion, eight hundred sixty million, sixty-seven thousand, two hundred fifty-eight".

Divisors: 1 2 7 14 29 58 203 406 2357 4714 16499 32998 68353 136706 478471 956942 13615099 27230198 95305693 190611386 394837871 789675742 2763865097 5527730194 32090788343 64181576686 224635518401 449271036802 930632861947 1861265723894 6514430033629 13028860067258