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13201431341 = 71011071091601
BaseRepresentation
bin11000100101101110…
…11101101100101101
31021002000211012022112
430102313131230231
5204014031300331
610021544253405
7645100213010
oct142267355455
937060735275
1013201431341
11566495583a
122685171265
13132503a647
148d3401377
15523e9032b
hex312dddb2d

13201431341 has 32 divisors (see below), whose sum is σ = 15529916160. Its totient is φ = 10990080000.

The previous prime is 13201431319. The next prime is 13201431367. The reversal of 13201431341 is 14313410231.

It is a cyclic number.

It is not a de Polignac number, because 13201431341 - 210 = 13201430317 is a prime.

It is a super-2 number, since 2×132014313412 (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 not an unprimeable number, because it can be changed into a prime (13201431041) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8244941 + ... + 8246541.

It is an arithmetic number, because the mean of its divisors is an integer number (485309880).

Almost surely, 213201431341 is an apocalyptic number.

It is an amenable number.

13201431341 is a deficient number, since it is larger than the sum of its proper divisors (2328484819).

13201431341 is a wasteful number, since it uses less digits than its factorization.

13201431341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1925.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 13201431341 its reverse (14313410231), we get a palindrome (27514841572).

The spelling of 13201431341 in words is "thirteen billion, two hundred one million, four hundred thirty-one thousand, three hundred forty-one".

Divisors: 1 7 101 107 109 707 749 763 1601 10807 11009 11207 11663 75649 77063 81641 161701 171307 174509 1131907 1177963 1199149 1221563 8245741 17302007 17625409 18672463 121114049 123377863 130707241 1885918763 13201431341