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64326001 = 193385579
BaseRepresentation
bin1111010101100…
…0100101110001
311111001002200111
43311120211301
5112431413001
610214421321
71410522235
oct365304561
9144032614
1064326001
1133346093
1219661841
131043302c
1487865c5
1559a9851
hex3d58971

64326001 has 4 divisors (see below), whose sum is σ = 67711600. Its totient is φ = 60940404.

The previous prime is 64325983. The next prime is 64326043. The reversal of 64326001 is 10062346.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 64326001 - 25 = 64325969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (64326061) 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, 1692771 + ... + 1692808.

It is an arithmetic number, because the mean of its divisors is an integer number (16927900).

Almost surely, 264326001 is an apocalyptic number.

It is an amenable number.

64326001 is a deficient number, since it is larger than the sum of its proper divisors (3385599).

64326001 is a wasteful number, since it uses less digits than its factorization.

64326001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3385598.

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 64326001 is about 8020.3491819247. The cubic root of 64326001 is about 400.6780188268.

Adding to 64326001 its reverse (10062346), we get a palindrome (74388347).

The spelling of 64326001 in words is "sixty-four million, three hundred twenty-six thousand, one".

Divisors: 1 19 3385579 64326001