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63343312223 = 136146541743
BaseRepresentation
bin111010111111100011…
…100011110101011111
320001111111121122220212
4322333203203311133
52014211341442343
645033255003035
74401464161442
oct727743436537
9201444548825
1063343312223
1124955715014
121033966947b
135c862c5849
1430cc905659
1519ab00dc18
hexebf8e3d5f

63343312223 has 4 divisors (see below), whose sum is σ = 63389855328. Its totient is φ = 63296769120.

The previous prime is 63343312211. The next prime is 63343312289. The reversal of 63343312223 is 32221334336.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-63343312223 is a prime.

It is a super-2 number, since 2×633433122232 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 63343312223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63343312423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23269511 + ... + 23272232.

It is an arithmetic number, because the mean of its divisors is an integer number (15847463832).

Almost surely, 263343312223 is an apocalyptic number.

63343312223 is a deficient number, since it is larger than the sum of its proper divisors (46543105).

63343312223 is a wasteful number, since it uses less digits than its factorization.

63343312223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46543104.

The product of its digits is 46656, while the sum is 32.

Adding to 63343312223 its reverse (32221334336), we get a palindrome (95564646559).

The spelling of 63343312223 in words is "sixty-three billion, three hundred forty-three million, three hundred twelve thousand, two hundred twenty-three".

Divisors: 1 1361 46541743 63343312223