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23042031300 = 22325225602257
BaseRepresentation
bin10101011101011010…
…010111111011000100
32012110211122110200200
4111131122113323010
5334142230000200
614330234410500
71444001014551
oct253532277304
965424573620
1023042031300
119854698182
124570890a30
1322329b7462
14118830da28
158ecd63800
hex55d697ec4

23042031300 has 54 divisors (see below), whose sum is σ = 72223969818. Its totient is φ = 6144541440.

The previous prime is 23042031293. The next prime is 23042031317. The reversal of 23042031300 is 313024032.

23042031300 is a `hidden beast` number, since 230 + 420 + 3 + 13 + 0 + 0 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 209612484 + 22832418816 = 14478^2 + 151104^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 12800229 + ... + 12802028.

Almost surely, 223042031300 is an apocalyptic number.

23042031300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23042031300 is an abundant number, since it is smaller than the sum of its proper divisors (49181938518).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23042031300 is a wasteful number, since it uses less digits than its factorization.

23042031300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25602277 (or 25602267 counting only the distinct ones).

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

Adding to 23042031300 its reverse (313024032), we get a palindrome (23355055332).

The spelling of 23042031300 in words is "twenty-three billion, forty-two million, thirty-one thousand, three hundred".

Divisors: 1 2 3 4 5 6 9 10 12 15 18 20 25 30 36 45 50 60 75 90 100 150 180 225 300 450 900 25602257 51204514 76806771 102409028 128011285 153613542 230420313 256022570 307227084 384033855 460840626 512045140 640056425 768067710 921681252 1152101565 1280112850 1536135420 1920169275 2304203130 2560225700 3840338550 4608406260 5760507825 7680677100 11521015650 23042031300