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23113125200 = 24521117308999
BaseRepresentation
bin10101100001101001…
…100100110101010000
32012122210102102012002
4111201221210311100
5334313430001300
614341254253132
71445523215444
oct254151446520
965583372162
1023113125200
119890836070
1245906571a8
132244649b59
141193938824
159042085d5
hex561a64d50

23113125200 has 120 divisors (see below), whose sum is σ = 64140984000. Its totient is φ = 7910348800.

The previous prime is 23113125199. The next prime is 23113125221. The reversal of 23113125200 is 252131132.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 79700 + ... + 229299.

It is an arithmetic number, because the mean of its divisors is an integer number (534508200).

Almost surely, 223113125200 is an apocalyptic number.

23113125200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23113125200 is an abundant number, since it is smaller than the sum of its proper divisors (41027858800).

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

23113125200 is a wasteful number, since it uses less digits than its factorization.

23113125200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 309045 (or 309034 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 20.

Adding to 23113125200 its reverse (252131132), we get a palindrome (23365256332).

The spelling of 23113125200 in words is "twenty-three billion, one hundred thirteen million, one hundred twenty-five thousand, two hundred".

Divisors: 1 2 4 5 8 10 11 16 17 20 22 25 34 40 44 50 55 68 80 85 88 100 110 136 170 176 187 200 220 272 275 340 374 400 425 440 550 680 748 850 880 935 1100 1360 1496 1700 1870 2200 2992 3400 3740 4400 4675 6800 7480 9350 14960 18700 37400 74800 308999 617998 1235996 1544995 2471992 3089990 3398989 4943984 5252983 6179980 6797978 7724975 10505966 12359960 13595956 15449950 16994945 21011932 24719920 26264915 27191912 30899900 33989890 42023864 52529830 54383824 57782813 61799800 67979780 84047728 84974725 105059660 115565626 123599600 131324575 135959560 169949450 210119320 231131252 262649150 271919120 288914065 339898900 420238640 462262504 525298300 577828130 679797800 924525008 1050596600 1155656260 1359595600 1444570325 2101193200 2311312520 2889140650 4622625040 5778281300 11556562600 23113125200