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23001400300 = 22528913918593
BaseRepresentation
bin10101011010111111…
…011000001111101100
32012101000012012102211
4111122333120033230
5334101324302200
614322223500204
71442665451044
oct253277301754
965330165384
1023001400300
11983376653a
12455b157664
13222745c648
141182b74724
158e94d9aba
hex55afd83ec

23001400300 has 72 divisors (see below), whose sum is σ = 50839714800. Its totient is φ = 9031249920.

The previous prime is 23001400273. The next prime is 23001400307. The reversal of 23001400300 is 300410032.

It is not an unprimeable number, because it can be changed into a prime (23001400307) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1227804 + ... + 1246396.

It is an arithmetic number, because the mean of its divisors is an integer number (706107150).

Almost surely, 223001400300 is an apocalyptic number.

23001400300 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 23001400300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25419857400).

23001400300 is an abundant number, since it is smaller than the sum of its proper divisors (27838314500).

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

23001400300 is a wasteful number, since it uses less digits than its factorization.

23001400300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18835 (or 18828 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 13.

Adding to 23001400300 its reverse (300410032), we get a palindrome (23301810332).

The spelling of 23001400300 in words is "twenty-three billion, one million, four hundred thousand, three hundred".

Divisors: 1 2 4 5 10 20 25 50 89 100 139 178 278 356 445 556 695 890 1390 1780 2225 2780 3475 4450 6950 8900 12371 13900 18593 24742 37186 49484 61855 74372 92965 123710 185930 247420 309275 371860 464825 618550 929650 1237100 1654777 1859300 2584427 3309554 5168854 6619108 8273885 10337708 12922135 16547770 25844270 33095540 41369425 51688540 64610675 82738850 129221350 165477700 230014003 258442700 460028006 920056012 1150070015 2300140030 4600280060 5750350075 11500700150 23001400300