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4300661 = 31138731
BaseRepresentation
bin10000011001111101110101
322002111101202
4100121331311
52100110121
6232102245
751361241
oct20317565
98074352
104300661
112478172
121534985
13b77691
147dd421
1559e40b
hex419f75

4300661 has 4 divisors (see below), whose sum is σ = 4439424. Its totient is φ = 4161900.

The previous prime is 4300657. The next prime is 4300679. The reversal of 4300661 is 1660034.

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, and also an emirpimes, since its reverse is a distinct semiprime: 1660034 = 2830017.

It is a cyclic number.

It is not a de Polignac number, because 4300661 - 22 = 4300657 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4300691) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69335 + ... + 69396.

It is an arithmetic number, because the mean of its divisors is an integer number (1109856).

Almost surely, 24300661 is an apocalyptic number.

It is an amenable number.

4300661 is a deficient number, since it is larger than the sum of its proper divisors (138763).

4300661 is a wasteful number, since it uses less digits than its factorization.

4300661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138762.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 4300661 is about 2073.8035104609. The cubic root of 4300661 is about 162.6216650986.

Adding to 4300661 its reverse (1660034), we get a palindrome (5960695).

The spelling of 4300661 in words is "four million, three hundred thousand, six hundred sixty-one".

Divisors: 1 31 138731 4300661