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13131230041143 = 321459025560127
BaseRepresentation
bin1011111100010101101001…
…0011010101010000110111
31201111022222222222100010200
42333011122103111100313
53210120224342304033
643532223115451543
72523462056503464
oct277053223252067
951438888870120
1013131230041143
114202a18033a55
121580b06456bb3
13743367642036
143357aaa0066b
1517b8904bc013
hexbf15a4d5437

13131230041143 has 6 divisors (see below), whose sum is σ = 18967332281664. Its totient is φ = 8754153360756.

The previous prime is 13131230041091. The next prime is 13131230041151. The reversal of 13131230041143 is 34114003213131.

13131230041143 is a `hidden beast` number, since 1 + 3 + 1 + 312 + 300 + 4 + 1 + 1 + 43 = 666.

It is not a de Polignac number, because 13131230041143 - 210 = 13131230040119 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13131230041243) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 729512780055 + ... + 729512780072.

It is an arithmetic number, because the mean of its divisors is an integer number (3161222046944).

Almost surely, 213131230041143 is an apocalyptic number.

13131230041143 is a deficient number, since it is larger than the sum of its proper divisors (5836102240521).

13131230041143 is a wasteful number, since it uses less digits than its factorization.

13131230041143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1459025560133 (or 1459025560130 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

Adding to 13131230041143 its reverse (34114003213131), we get a palindrome (47245233254274).

The spelling of 13131230041143 in words is "thirteen trillion, one hundred thirty-one billion, two hundred thirty million, forty-one thousand, one hundred forty-three".

Divisors: 1 3 9 1459025560127 4377076680381 13131230041143