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23210132300 = 22521714991631
BaseRepresentation
bin10101100111011011…
…101000001101001100
32012220112221212220122
4111213123220031030
5340013243213200
614355041404112
71451111604125
oct254733501514
965815855818
1023210132300
119930572a23
1245b9039638
13225b7832c4
1411a278b04c
1590c9bb385
hex5676e834c

23210132300 has 72 divisors (see below), whose sum is σ = 53687188800. Its totient is φ = 8679193600.

The previous prime is 23210132287. The next prime is 23210132303. The reversal of 23210132300 is 323101232.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is not an unprimeable number, because it can be changed into a prime (23210132303) 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, 207485 + ... + 299115.

It is an arithmetic number, because the mean of its divisors is an integer number (745655400).

Almost surely, 223210132300 is an apocalyptic number.

23210132300 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 23210132300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26843594400).

23210132300 is an abundant number, since it is smaller than the sum of its proper divisors (30477056500).

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

23210132300 is a wasteful number, since it uses less digits than its factorization.

23210132300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91811 (or 91804 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 23210132300 its reverse (323101232), we get a palindrome (23533233532).

The spelling of 23210132300 in words is "twenty-three billion, two hundred ten million, one hundred thirty-two thousand, three hundred".

Divisors: 1 2 4 5 10 17 20 25 34 50 68 85 100 149 170 298 340 425 596 745 850 1490 1700 2533 2980 3725 5066 7450 10132 12665 14900 25330 50660 63325 91631 126650 183262 253300 366524 458155 916310 1557727 1832620 2290775 3115454 4581550 6230908 7788635 9163100 13653019 15577270 27306038 31154540 38943175 54612076 68265095 77886350 136530190 155772700 232101323 273060380 341325475 464202646 682650950 928405292 1160506615 1365301900 2321013230 4642026460 5802533075 11605066150 23210132300