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13131300131323 = 111733688837021
BaseRepresentation
bin1011111100010101111001…
…1110101101000111111011
31201111100011212212021210021
42333011132132231013323
53210120400313200243
643532234102031311
72523463600324153
oct277053636550773
951440155767707
1013131300131323
114202a53656820
121580b25a18537
1374337901290a
143357b6047763
1517b8967146ed
hexbf15e7ad1fb

13131300131323 has 8 divisors (see below), whose sum is σ = 14333320753776. Its totient is φ = 11930657186400.

The previous prime is 13131300131273. The next prime is 13131300131351. The reversal of 13131300131323 is 32313100313131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13131300131323 - 229 = 13130763260411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13131300161323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 344399448 + ... + 344437573.

It is an arithmetic number, because the mean of its divisors is an integer number (1791665094222).

Almost surely, 213131300131323 is an apocalyptic number.

13131300131323 is a deficient number, since it is larger than the sum of its proper divisors (1202020622453).

13131300131323 is a wasteful number, since it uses less digits than its factorization.

13131300131323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 688838765.

The product of its (nonzero) digits is 1458, while the sum is 25.

Adding to 13131300131323 its reverse (32313100313131), we get a palindrome (45444400444454).

The spelling of 13131300131323 in words is "thirteen trillion, one hundred thirty-one billion, three hundred million, one hundred thirty-one thousand, three hundred twenty-three".

Divisors: 1 11 1733 19063 688837021 7577207231 1193754557393 13131300131323