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4663109431 = 31114993921
BaseRepresentation
bin1000101011111000…
…10110011100110111
3110000222110111120201
410111330112130313
534022224000211
62050414341331
7223361530141
oct42574263467
913028414521
104663109431
111a83227152
12aa17ba847
13594115666
14323447c91
151c45ac0c1
hex115f16737

4663109431 has 4 divisors (see below), whose sum is σ = 4678103664. Its totient is φ = 4648115200.

The previous prime is 4663109417. The next prime is 4663109459. The reversal of 4663109431 is 1349013664.

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 4663109431 - 27 = 4663109303 is a prime.

It is a super-2 number, since 2×46631094312 = 43489179130962287522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4663109831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7496650 + ... + 7497271.

It is an arithmetic number, because the mean of its divisors is an integer number (1169525916).

Almost surely, 24663109431 is an apocalyptic number.

4663109431 is a deficient number, since it is larger than the sum of its proper divisors (14994233).

4663109431 is a wasteful number, since it uses less digits than its factorization.

4663109431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14994232.

The product of its (nonzero) digits is 46656, while the sum is 37.

The square root of 4663109431 is about 68286.9638437674. The cubic root of 4663109431 is about 1670.6745970020.

The spelling of 4663109431 in words is "four billion, six hundred sixty-three million, one hundred nine thousand, four hundred thirty-one".

Divisors: 1 311 14993921 4663109431