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64343001 = 357737171
BaseRepresentation
bin1111010101110…
…0101111011001
311111001222000010
43311130233121
5112432434001
610215032133
71410622632
oct365345731
9144058003
1064343001
1133357938
121966b649
131043a9a8
14878c889
1559ae8d6
hex3d5cbd9

64343001 has 8 divisors (see below), whose sum is σ = 85941664. Its totient is φ = 42819840.

The previous prime is 64342997. The next prime is 64343017. The reversal of 64343001 is 10034346.

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

It is not a de Polignac number, because 64343001 - 22 = 64342997 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (64343501) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 16855 + ... + 20316.

It is an arithmetic number, because the mean of its divisors is an integer number (10742708).

Almost surely, 264343001 is an apocalyptic number.

It is an amenable number.

64343001 is a deficient number, since it is larger than the sum of its proper divisors (21598663).

64343001 is a wasteful number, since it uses less digits than its factorization.

64343001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37751.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 64343001 is about 8021.4089161443. The cubic root of 64343001 is about 400.7133126233.

Adding to 64343001 its reverse (10034346), we get a palindrome (74377347).

The spelling of 64343001 in words is "sixty-four million, three hundred forty-three thousand, one".

Divisors: 1 3 577 1731 37171 111513 21447667 64343001