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4727980 = 225236399
BaseRepresentation
bin10010000010010010101100
322220012120101
4102002102230
52202243410
6245200444
755121125
oct22022254
98805511
104727980
11273a224
121700124
13c9702a
148b104c
15635d3a
hex4824ac

4727980 has 12 divisors (see below), whose sum is σ = 9928800. Its totient is φ = 1891184.

The previous prime is 4727977. The next prime is 4727981. The reversal of 4727980 is 897274.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (4727981) 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, 118180 + ... + 118219.

It is an arithmetic number, because the mean of its divisors is an integer number (827400).

Almost surely, 24727980 is an apocalyptic number.

It is an amenable number.

4727980 is an abundant number, since it is smaller than the sum of its proper divisors (5200820).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4727980 is a wasteful number, since it uses less digits than its factorization.

4727980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236408 (or 236406 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 37.

The square root of 4727980 is about 2174.3918690061. The cubic root of 4727980 is about 167.8386110736.

The spelling of 4727980 in words is "four million, seven hundred twenty-seven thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 20 236399 472798 945596 1181995 2363990 4727980