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13030222023 = 3271319780761
BaseRepresentation
bin11000010001010100…
…10110100011000111
31020122002122212021200
430020222112203013
5203141214101043
65552550513543
7640621026330
oct141052264307
936562585250
1013030222023
115587247735
1226379658b3
1312c8723a60
148b8795287
15513e217d3
hex308a968c7

13030222023 has 48 divisors (see below), whose sum is σ = 23282715456. Its totient is φ = 6838110720.

The previous prime is 13030221937. The next prime is 13030222027. The reversal of 13030222023 is 32022203031.

It is a happy number.

It is not a de Polignac number, because 13030222023 - 29 = 13030221511 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13030221987 and 13030222005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13030222027) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 120963 + ... + 201723.

It is an arithmetic number, because the mean of its divisors is an integer number (485056572).

Almost surely, 213030222023 is an apocalyptic number.

13030222023 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

13030222023 is a deficient number, since it is larger than the sum of its proper divisors (10252493433).

13030222023 is a wasteful number, since it uses less digits than its factorization.

13030222023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80984 (or 80981 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

Adding to 13030222023 its reverse (32022203031), we get a palindrome (45052425054).

The spelling of 13030222023 in words is "thirteen billion, thirty million, two hundred twenty-two thousand, twenty-three".

Divisors: 1 3 7 9 13 21 39 63 91 117 197 273 591 819 1379 1773 2561 4137 7683 12411 17927 23049 53781 80761 161343 242283 565327 726849 1049893 1695981 3149679 5087943 7349251 9449037 15909917 22047753 47729751 66143259 111369419 143189253 206828921 334108257 620486763 1002324771 1447802447 1861460289 4343407341 13030222023