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4905580 = 225245279
BaseRepresentation
bin10010101101101001101100
3100020020012011
4102231221230
52223434310
6253051004
756460661
oct22555154
910206164
104905580
1128506a9
121786a64
131029b14
14919a68
1566d78a
hex4ada6c

4905580 has 12 divisors (see below), whose sum is σ = 10301760. Its totient is φ = 1962224.

The previous prime is 4905577. The next prime is 4905587. The reversal of 4905580 is 855094.

It is a super-3 number, since 3×49055803 (a number of 21 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (4905587) 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, 122620 + ... + 122659.

It is an arithmetic number, because the mean of its divisors is an integer number (858480).

Almost surely, 24905580 is an apocalyptic number.

It is an amenable number.

4905580 is an abundant number, since it is smaller than the sum of its proper divisors (5396180).

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

4905580 is a wasteful number, since it uses less digits than its factorization.

4905580 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245288 (or 245286 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 31.

The square root of 4905580 is about 2214.8543970203. The cubic root of 4905580 is about 169.9143744111.

The spelling of 4905580 in words is "four million, nine hundred five thousand, five hundred eighty".

Divisors: 1 2 4 5 10 20 245279 490558 981116 1226395 2452790 4905580