Search a number
-
+
23002211000 = 2353199115589
BaseRepresentation
bin10101011011000010…
…011110001010111000
32012101001201101111202
4111123002132022320
5334102031223000
614322253113332
71443005365436
oct253302361270
965331641452
1023002211000
11983416a63a
12455b488848
132227684652
141182d05d56
158e95e9dd5
hex55b09e2b8

23002211000 has 64 divisors (see below), whose sum is σ = 54096120000. Its totient is φ = 9154569600.

The previous prime is 23002210999. The next prime is 23002211041. The reversal of 23002211000 is 11220032.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 141206 + ... + 256794.

It is an arithmetic number, because the mean of its divisors is an integer number (845251875).

Almost surely, 223002211000 is an apocalyptic number.

23002211000 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 23002211000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27048060000).

23002211000 is an abundant number, since it is smaller than the sum of its proper divisors (31093909000).

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

23002211000 is a wasteful number, since it uses less digits than its factorization.

23002211000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115809 (or 115795 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 11.

Adding to 23002211000 its reverse (11220032), we get a palindrome (23013431032).

The spelling of 23002211000 in words is "twenty-three billion, two million, two hundred eleven thousand".

Divisors: 1 2 4 5 8 10 20 25 40 50 100 125 199 200 250 398 500 796 995 1000 1592 1990 3980 4975 7960 9950 19900 24875 39800 49750 99500 115589 199000 231178 462356 577945 924712 1155890 2311780 2889725 4623560 5779450 11558900 14448625 23002211 23117800 28897250 46004422 57794500 92008844 115011055 115589000 184017688 230022110 460044220 575055275 920088440 1150110550 2300221100 2875276375 4600442200 5750552750 11501105500 23002211000