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13210030023 = 328131749433
BaseRepresentation
bin11000100110110000…
…10000111111000111
31021002122000001111020
430103120100333013
5204023231430043
610022452442223
7645233255031
oct142330207707
937078001436
1013210030023
115669799093
122688019373
131326a5b418
148d45dcc51
15524adce83
hex313610fc7

13210030023 has 16 divisors (see below), whose sum is σ = 17732173536. Its totient is φ = 8747486720.

The previous prime is 13210030007. The next prime is 13210030037. The reversal of 13210030023 is 32003001231.

13210030023 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 13210030023 - 24 = 13210030007 is a prime.

It is a super-2 number, since 2×132100300232 (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 13210029984 and 13210030011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13210030423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 242515 + ... + 291947.

It is an arithmetic number, because the mean of its divisors is an integer number (1108260846).

Almost surely, 213210030023 is an apocalyptic number.

13210030023 is a deficient number, since it is larger than the sum of its proper divisors (4522143513).

13210030023 is a wasteful number, since it uses less digits than its factorization.

13210030023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50034.

The product of its (nonzero) digits is 108, while the sum is 15.

Adding to 13210030023 its reverse (32003001231), we get a palindrome (45213031254).

The spelling of 13210030023 in words is "thirteen billion, two hundred ten million, thirty thousand, twenty-three".

Divisors: 1 3 281 317 843 951 49433 89077 148299 267231 13890673 15670261 41672019 47010783 4403343341 13210030023