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4768923 = 31589641
BaseRepresentation
bin10010001100010010011011
322222021201210
4102030102123
52210101143
6250114203
755351365
oct22142233
98867653
104768923
112767a65
12171b963
13cac863
148c1d35
15643033
hex48c49b

4768923 has 4 divisors (see below), whose sum is σ = 6358568. Its totient is φ = 3179280.

The previous prime is 4768921. The next prime is 4768927. The reversal of 4768923 is 3298674.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 4768923 - 21 = 4768921 is a prime.

It is a d-powerful number, because it can be written as 411 + 73 + 65 + 85 + 96 + 211 + 35 .

It is a D-number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4768921) 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, 794818 + ... + 794823.

It is an arithmetic number, because the mean of its divisors is an integer number (1589642).

Almost surely, 24768923 is an apocalyptic number.

4768923 is a deficient number, since it is larger than the sum of its proper divisors (1589645).

4768923 is a wasteful number, since it uses less digits than its factorization.

4768923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1589644.

The product of its digits is 72576, while the sum is 39.

The square root of 4768923 is about 2183.7863906527. The cubic root of 4768923 is about 168.3216979399.

The spelling of 4768923 in words is "four million, seven hundred sixty-eight thousand, nine hundred twenty-three".

Divisors: 1 3 1589641 4768923