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4660069 = 13993331
BaseRepresentation
bin10001110001101101100101
322202202102011
4101301231211
52143110234
6243514221
754416131
oct21615545
98682364
104660069
1126a31a7
121688971
13c7214b
148943c1
15620b64
hex471b65

4660069 has 4 divisors (see below), whose sum is σ = 4664800. Its totient is φ = 4655340.

The previous prime is 4660067. The next prime is 4660079. The reversal of 4660069 is 9600664.

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 a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 4660069 - 21 = 4660067 is a prime.

It is a super-2 number, since 2×46600692 = 43432486169522, which 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 4660069.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4660067) 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, 267 + ... + 3064.

It is an arithmetic number, because the mean of its divisors is an integer number (1166200).

Almost surely, 24660069 is an apocalyptic number.

It is an amenable number.

4660069 is a deficient number, since it is larger than the sum of its proper divisors (4731).

4660069 is a wasteful number, since it uses less digits than its factorization.

4660069 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4730.

The product of its (nonzero) digits is 7776, while the sum is 31.

The square root of 4660069 is about 2158.7192962495. The cubic root of 4660069 is about 167.0311414788.

The spelling of 4660069 in words is "four million, six hundred sixty thousand, sixty-nine".

Divisors: 1 1399 3331 4660069