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230011213023 = 32193709362657
BaseRepresentation
bin1101011000110110111…
…1001001010011011111
3210222200212200021020200
43112031233021103133
512232030332304043
6253355442314543
722421615023614
oct3261557112337
9728625607220
10230011213023
1189602373799
12386b2358a53
13188c7b0bca7
14b1bdc0850b
155eb30657d3
hex358dbc94df

230011213023 has 24 divisors (see below), whose sum is σ = 349819906800. Its totient is φ = 145230672384.

The previous prime is 230011213021. The next prime is 230011213037. The reversal of 230011213023 is 320312110032.

It is not a de Polignac number, because 230011213023 - 21 = 230011213021 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 230011212987 and 230011213005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230011213021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 452911 + ... + 815567.

It is an arithmetic number, because the mean of its divisors is an integer number (14575829450).

Almost surely, 2230011213023 is an apocalyptic number.

230011213023 is a deficient number, since it is larger than the sum of its proper divisors (119808693777).

230011213023 is a wasteful number, since it uses less digits than its factorization.

230011213023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 366391 (or 366388 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 230011213023 its reverse (320312110032), we get a palindrome (550323323055).

The spelling of 230011213023 in words is "two hundred thirty billion, eleven million, two hundred thirteen thousand, twenty-three".

Divisors: 1 3 9 19 57 171 3709 11127 33381 70471 211413 362657 634239 1087971 3263913 6890483 20671449 62014347 1345094813 4035284439 12105853317 25556801447 76670404341 230011213023