Search a number
-
+
23011130300 = 22521713997381
BaseRepresentation
bin10101011011100100…
…011111101110111100
32012101200111112111012
4111123210133232330
5334111322132200
614323212214352
71443144244304
oct253344375674
965350445435
1023011130300
119839201864
12456246a3b8
132229488342
141184188604
158ea2aca35
hex55b91fbbc

23011130300 has 72 divisors (see below), whose sum is σ = 53252372880. Its totient is φ = 8600601600.

The previous prime is 23011130291. The next prime is 23011130327. The reversal of 23011130300 is 303111032.

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, 187610 + ... + 284990.

It is an arithmetic number, because the mean of its divisors is an integer number (739616290).

Almost surely, 223011130300 is an apocalyptic number.

23011130300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23011130300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26626186440).

23011130300 is an abundant number, since it is smaller than the sum of its proper divisors (30241242580).

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

23011130300 is a wasteful number, since it uses less digits than its factorization.

23011130300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97551 (or 97544 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 14.

Adding to 23011130300 its reverse (303111032), we get a palindrome (23314241332).

The spelling of 23011130300 in words is "twenty-three billion, eleven million, one hundred thirty thousand, three hundred".

Divisors: 1 2 4 5 10 17 20 25 34 50 68 85 100 139 170 278 340 425 556 695 850 1390 1700 2363 2780 3475 4726 6950 9452 11815 13900 23630 47260 59075 97381 118150 194762 236300 389524 486905 973810 1655477 1947620 2434525 3310954 4869050 6621908 8277385 9738100 13535959 16554770 27071918 33109540 41386925 54143836 67679795 82773850 135359590 165547700 230111303 270719180 338398975 460222606 676797950 920445212 1150556515 1353595900 2301113030 4602226060 5752782575 11505565150 23011130300