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13033030023 = 3213111393419
BaseRepresentation
bin11000010001101010…
…00100000110000111
31020122021221112010200
430020311010012013
5203142423430043
65553131021543
7640653633036
oct141065040607
936567845120
1013033030023
1155888953a2
12263889a8b3
1312c9197bb0
148b8cc671d
155142c87d3
hex308d44187

13033030023 has 12 divisors (see below), whose sum is σ = 20273602440. Its totient is φ = 8020326096.

The previous prime is 13033030009. The next prime is 13033030051. The reversal of 13033030023 is 32003033031.

13033030023 is a `hidden beast` number, since 1 + 30 + 330 + 300 + 2 + 3 = 666.

It is not a de Polignac number, because 13033030023 - 216 = 13032964487 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13033029978 and 13033030005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13033030223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 55696593 + ... + 55696826.

It is an arithmetic number, because the mean of its divisors is an integer number (1689466870).

Almost surely, 213033030023 is an apocalyptic number.

13033030023 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

13033030023 is a deficient number, since it is larger than the sum of its proper divisors (7240572417).

13033030023 is a wasteful number, since it uses less digits than its factorization.

13033030023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111393438 (or 111393435 counting only the distinct ones).

The product of its (nonzero) digits is 486, while the sum is 18.

Adding to 13033030023 its reverse (32003033031), we get a palindrome (45036063054).

The spelling of 13033030023 in words is "thirteen billion, thirty-three million, thirty thousand, twenty-three".

Divisors: 1 3 9 13 39 117 111393419 334180257 1002540771 1448114447 4344343341 13033030023