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2323123240 = 23574378167
BaseRepresentation
bin1000101001111000…
…0000110000101000
312222220100212222111
42022132000300220
514224204420430
61022304332104
7111366136024
oct21236006050
95886325874
102323123240
11a92384969
1254a014034
132b03b0049
1418076b384
15d8e3cc2a
hex8a780c28

2323123240 has 32 divisors (see below), whose sum is σ = 5234129280. Its totient is φ = 927986752.

The previous prime is 2323123223. The next prime is 2323123267. The reversal of 2323123240 is 423213232.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9364 + ... + 68803.

It is an arithmetic number, because the mean of its divisors is an integer number (163566540).

Almost surely, 22323123240 is an apocalyptic number.

2323123240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2323123240 is an abundant number, since it is smaller than the sum of its proper divisors (2911006040).

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

2323123240 is a wasteful number, since it uses less digits than its factorization.

2323123240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78921 (or 78917 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 2323123240 is about 48198.7887814621. The cubic root of 2323123240 is about 1324.4149765747.

Adding to 2323123240 its reverse (423213232), we get a palindrome (2746336472).

The spelling of 2323123240 in words is "two billion, three hundred twenty-three million, one hundred twenty-three thousand, two hundred forty".

Divisors: 1 2 4 5 8 10 20 40 743 1486 2972 3715 5944 7430 14860 29720 78167 156334 312668 390835 625336 781670 1563340 3126680 58078081 116156162 232312324 290390405 464624648 580780810 1161561620 2323123240