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8633438343368 = 232227348452377
BaseRepresentation
bin111110110100010000100…
…0001101001000011001000
31010120100102011101022010022
41331220201001221003020
52112422240203441433
630210051414040012
71550513436045626
oct175504101510310
933510364338108
108633438343368
112829469965053
12b75275049008
134a818c076057
1421bc0987a516
15ee8976da698
hex7da210690c8

8633438343368 has 16 divisors (see below), whose sum is σ = 16188424013580. Its totient is φ = 4316525273088.

The previous prime is 8633438343359. The next prime is 8633438343371.

8633438343368 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 2 ways, for example, as 8328869016484 + 304569326884 = 2885978^2 + 551878^2 .

It is a Smith number, since the sum of its digits (62) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 8633438343368.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24048005 + ... + 24404372.

Almost surely, 28633438343368 is an apocalyptic number.

It is an amenable number.

8633438343368 is a deficient number, since it is larger than the sum of its proper divisors (7554985670212).

8633438343368 is a wasteful number, since it uses less digits than its factorization.

8633438343368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48474656 (or 48474652 counting only the distinct ones).

The product of its digits is 214990848, while the sum is 62.

The spelling of 8633438343368 in words is "eight trillion, six hundred thirty-three billion, four hundred thirty-eight million, three hundred forty-three thousand, three hundred sixty-eight".

Divisors: 1 2 4 8 22273 44546 89092 178184 48452377 96904754 193809508 387619016 1079179792921 2158359585842 4316719171684 8633438343368