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13000200120023 = 1773137162746997
BaseRepresentation
bin1011110100101101100001…
…0011110110011011010111
31201000210210022001200100012
42331023120103312123113
53200443402212320043
643352113125510435
72511143035525604
oct275133023663327
951023708050305
1013000200120023
114162399064946
12155b63887241b
13733bb528522c
1432d2da8396ab
15178272016a18
hexbd2d84f66d7

13000200120023 has 32 divisors (see below), whose sum is σ = 14064266551104. Its totient is φ = 11972168589312.

The previous prime is 13000200119999. The next prime is 13000200120053. The reversal of 13000200120023 is 32002100200031.

It is a happy number.

It is not a de Polignac number, because 13000200120023 - 224 = 13000183342807 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13000200120053) 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, 276594161 + ... + 276641157.

It is an arithmetic number, because the mean of its divisors is an integer number (439508329722).

Almost surely, 213000200120023 is an apocalyptic number.

13000200120023 is a deficient number, since it is larger than the sum of its proper divisors (1064066431081).

13000200120023 is a wasteful number, since it uses less digits than its factorization.

13000200120023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48851.

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 13000200120023 its reverse (32002100200031), we get a palindrome (45002300320054).

The spelling of 13000200120023 in words is "thirteen trillion, two hundred million, one hundred twenty thousand, twenty-three".

Divisors: 1 17 73 137 1241 1627 2329 10001 27659 46997 118771 170017 222899 798949 2019107 3430781 3789283 6438589 16271627 58323277 76464119 109456013 276617659 470016997 1299890023 5581880687 7990288949 10475584303 94891971679 178084933151 764717654119 13000200120023