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4905601 = 23213287
BaseRepresentation
bin10010101101101010000001
3100020020012221
4102231222001
52223434401
6253051041
756461021
oct22555201
910206187
104905601
112850718
121786a81
131029b2c
14919a81
1566d7a1
hex4ada81

4905601 has 4 divisors (see below), whose sum is σ = 5118912. Its totient is φ = 4692292.

The previous prime is 4905587. The next prime is 4905617. The reversal of 4905601 is 1065094.

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: 1065094 = 2532547.

It is a cyclic number.

It is not a de Polignac number, because 4905601 - 27 = 4905473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4905661) 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, 106621 + ... + 106666.

It is an arithmetic number, because the mean of its divisors is an integer number (1279728).

Almost surely, 24905601 is an apocalyptic number.

It is an amenable number.

4905601 is a deficient number, since it is larger than the sum of its proper divisors (213311).

4905601 is a wasteful number, since it uses less digits than its factorization.

4905601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213310.

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 4905601 is about 2214.8591377331. The cubic root of 4905601 is about 169.9146168694.

The spelling of 4905601 in words is "four million, nine hundred five thousand, six hundred one".

Divisors: 1 23 213287 4905601