Search a number
-
+
23210212300 = 22521121100193
BaseRepresentation
bin10101100111011011…
…111011101111001100
32012220120002221122121
4111213123323233030
5340013303243200
614355043222324
71451112356302
oct254733735714
965816087577
1023210212300
119930618040
1245b90779a4
13225b7b0842
1411a27ac272
1590c9d4e1a
hex5676fbbcc

23210212300 has 36 divisors (see below), whose sum is σ = 54944905176. Its totient is φ = 8440076800.

The previous prime is 23210212229. The next prime is 23210212307. The reversal of 23210212300 is 321201232.

It is a super-2 number, since 2×232102123002 (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (23210212307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10548997 + ... + 10551196.

It is an arithmetic number, because the mean of its divisors is an integer number (1526247366).

Almost surely, 223210212300 is an apocalyptic number.

23210212300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23210212300 is an abundant number, since it is smaller than the sum of its proper divisors (31734692876).

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

23210212300 is a wasteful number, since it uses less digits than its factorization.

23210212300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21100218 (or 21100211 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 23210212300 its reverse (321201232), we get a palindrome (23531413532).

The spelling of 23210212300 in words is "twenty-three billion, two hundred ten million, two hundred twelve thousand, three hundred".

Divisors: 1 2 4 5 10 11 20 22 25 44 50 55 100 110 220 275 550 1100 21100193 42200386 84400772 105500965 211001930 232102123 422003860 464204246 527504825 928408492 1055009650 1160510615 2110019300 2321021230 4642042460 5802553075 11605106150 23210212300