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4770961 = 13366997
BaseRepresentation
bin10010001100110010010001
322222101112021
4102030302101
52210132321
6250131441
755360336
oct22146221
98871467
104770961
112769548
121720b81
13cb0770
148c298d
15643941
hex48cc91

4770961 has 4 divisors (see below), whose sum is σ = 5137972. Its totient is φ = 4403952.

The previous prime is 4770929. The next prime is 4770967. The reversal of 4770961 is 1690774.

4770961 = 15442 + 15452.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1690774 = 2845387.

It can be written as a sum of positive squares in 2 ways, for example, as 2383936 + 2387025 = 1544^2 + 1545^2 .

It is a cyclic number.

It is not a de Polignac number, because 4770961 - 25 = 4770929 is a prime.

It is a Duffinian number.

4770961 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (4770967) 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, 183486 + ... + 183511.

It is an arithmetic number, because the mean of its divisors is an integer number (1284493).

Almost surely, 24770961 is an apocalyptic number.

4770961 is the 1545-th centered square number.

It is an amenable number.

4770961 is a deficient number, since it is larger than the sum of its proper divisors (367011).

4770961 is a wasteful number, since it uses less digits than its factorization.

4770961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 367010.

The product of its (nonzero) digits is 10584, while the sum is 34.

The square root of 4770961 is about 2184.2529615409. The cubic root of 4770961 is about 168.3456719599.

The spelling of 4770961 in words is "four million, seven hundred seventy thousand, nine hundred sixty-one".

Divisors: 1 13 366997 4770961