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4978133 = 19262007
BaseRepresentation
bin10010111111010111010101
3100100220201022
4102333113111
52233300013
6254410525
760212336
oct22772725
910326638
104978133
1128a0166
121800a45
131053b54
1493828d
15685008
hex4bf5d5

4978133 has 4 divisors (see below), whose sum is σ = 5240160. Its totient is φ = 4716108.

The previous prime is 4978121. The next prime is 4978147. The reversal of 4978133 is 3318794.

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.

It is a cyclic number.

It is not a de Polignac number, because 4978133 - 26 = 4978069 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4978093 and 4978102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4978163) 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, 130985 + ... + 131022.

It is an arithmetic number, because the mean of its divisors is an integer number (1310040).

Almost surely, 24978133 is an apocalyptic number.

It is an amenable number.

4978133 is a deficient number, since it is larger than the sum of its proper divisors (262027).

4978133 is a wasteful number, since it uses less digits than its factorization.

4978133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262026.

The product of its digits is 18144, while the sum is 35.

The square root of 4978133 is about 2231.1730098762. The cubic root of 4978133 is about 170.7479500878.

The spelling of 4978133 in words is "four million, nine hundred seventy-eight thousand, one hundred thirty-three".

Divisors: 1 19 262007 4978133