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4881409 = 13463811
BaseRepresentation
bin10010100111110000000001
3100012000000221
4102213300001
52222201114
6252343041
756330341
oct22476001
910160027
104881409
112834525
121774a81
13101bb10
14910d21
15666524
hex4a7c01

4881409 has 8 divisors (see below), whose sum is σ = 5274752. Its totient is φ = 4490640.

The previous prime is 4881407. The next prime is 4881413. The reversal of 4881409 is 9041884.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4881409 - 21 = 4881407 is a prime.

It is a super-3 number, since 3×48814093 (a number of 21 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4881407) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5614 + ... + 6424.

It is an arithmetic number, because the mean of its divisors is an integer number (659344).

Almost surely, 24881409 is an apocalyptic number.

It is an amenable number.

4881409 is a deficient number, since it is larger than the sum of its proper divisors (393343).

4881409 is a wasteful number, since it uses less digits than its factorization.

4881409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1287.

The product of its (nonzero) digits is 9216, while the sum is 34.

The square root of 4881409 is about 2209.3910925864. The cubic root of 4881409 is about 169.6348448230.

The spelling of 4881409 in words is "four million, eight hundred eighty-one thousand, four hundred nine".

Divisors: 1 13 463 811 6019 10543 375493 4881409