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4102420220323 = 20821719702619
BaseRepresentation
bin111011101100101011010…
…011001100100110100011
3112112012001201101222022121
4323230223103030212203
51014203224034022243
612420343102445111
7602250540342415
oct73545323144643
915465051358277
104102420220323
1113419102a0057
125630b0293797
13239b19b535b9
141027b59a49b5
1571aa79121ed
hex3bb2b4cc9a3

4102420220323 has 4 divisors (see below), whose sum is σ = 4102440131160. Its totient is φ = 4102400309488.

The previous prime is 4102420220267. The next prime is 4102420220387. The reversal of 4102420220323 is 3230220242014.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4102420220323 - 213 = 4102420212131 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4102420220923) 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 3 ways as a sum of consecutive naturals, for example, 9643093 + ... + 10059526.

It is an arithmetic number, because the mean of its divisors is an integer number (1025610032790).

Almost surely, 24102420220323 is an apocalyptic number.

4102420220323 is a deficient number, since it is larger than the sum of its proper divisors (19910837).

4102420220323 is a wasteful number, since it uses less digits than its factorization.

4102420220323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19910836.

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 4102420220323 its reverse (3230220242014), we get a palindrome (7332640462337).

The spelling of 4102420220323 in words is "four trillion, one hundred two billion, four hundred twenty million, two hundred twenty thousand, three hundred twenty-three".

Divisors: 1 208217 19702619 4102420220323