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13023311000331 = 320060212164037
BaseRepresentation
bin1011110110000011100111…
…0100110111001100001011
31201010000102221021001010010
42331200321310313030023
53201333220104002311
643410454304123003
72512621534004442
oct275407164671413
951100387231103
1013023311000331
1141711785a7325
121564008606463
137361292c7338
1433048dd4bd59
15178b75e29da6
hexbd839d3730b

13023311000331 has 8 divisors (see below), whose sum is σ = 17364431347344. Its totient is φ = 8682198993440.

The previous prime is 13023311000327. The next prime is 13023311000363. The reversal of 13023311000331 is 13300011332031.

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 13023311000331 - 22 = 13023311000327 is a prime.

It is a super-2 number, since 2×130233110003312 (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 13023311000298 and 13023311000307.

It is not an unprimeable number, because it can be changed into a prime (13023311000321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4936045 + ... + 7100081.

It is an arithmetic number, because the mean of its divisors is an integer number (2170553918418).

Almost surely, 213023311000331 is an apocalyptic number.

13023311000331 is a deficient number, since it is larger than the sum of its proper divisors (4341120347013).

13023311000331 is a wasteful number, since it uses less digits than its factorization.

13023311000331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4170061.

The product of its (nonzero) digits is 486, while the sum is 21.

Adding to 13023311000331 its reverse (13300011332031), we get a palindrome (26323322332362).

The spelling of 13023311000331 in words is "thirteen trillion, twenty-three billion, three hundred eleven million, three hundred thirty-one", and thus it is an aban number.

Divisors: 1 3 2006021 2164037 6018063 6492111 4341103666777 13023311000331