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23220012302 = 251672246953
BaseRepresentation
bin10101101000000001…
…010100010100001110
32012221020112211201122
4111220001110110032
5340023310343202
614400033240542
71451261563604
oct255001242416
965836484648
1023220012302
119936100a13
124600403152
132260832366
1411a3bdd874
1590d7bd9a2
hex56805450e

23220012302 has 8 divisors (see below), whose sum is σ = 34836774816. Its totient is φ = 11607754032.

The previous prime is 23220012301. The next prime is 23220012313. The reversal of 23220012302 is 20321002232.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23220012301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1113143 + ... + 1133810.

It is an arithmetic number, because the mean of its divisors is an integer number (4354596852).

Almost surely, 223220012302 is an apocalyptic number.

23220012302 is a deficient number, since it is larger than the sum of its proper divisors (11616762514).

23220012302 is a wasteful number, since it uses less digits than its factorization.

23220012302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2252122.

The product of its (nonzero) digits is 288, while the sum is 17.

Adding to 23220012302 its reverse (20321002232), we get a palindrome (43541014534).

The spelling of 23220012302 in words is "twenty-three billion, two hundred twenty million, twelve thousand, three hundred two".

Divisors: 1 2 5167 10334 2246953 4493906 11610006151 23220012302