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484717890 = 235291912917
BaseRepresentation
bin11100111001000…
…011010101000010
31020210002012221110
4130321003111002
51443041433030
6120033104150
715004014456
oct3471032502
91223065843
10484717890
112296797a8
121163b8056
1379564227
1448538666
152c84a1b0
hex1ce43542

484717890 has 64 divisors (see below), whose sum is σ = 1210152960. Its totient is φ = 124104960.

The previous prime is 484717879. The next prime is 484717927. The reversal of 484717890 is 98717484.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 164712 + ... + 167628.

It is an arithmetic number, because the mean of its divisors is an integer number (18908640).

Almost surely, 2484717890 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 484717890, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (605076480).

484717890 is an abundant number, since it is smaller than the sum of its proper divisors (725435070).

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

484717890 is a wasteful number, since it uses less digits than its factorization.

484717890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3147.

The product of its (nonzero) digits is 451584, while the sum is 48.

The square root of 484717890 is about 22016.3096362674. The cubic root of 484717890 is about 785.5304351736.

The spelling of 484717890 in words is "four hundred eighty-four million, seven hundred seventeen thousand, eight hundred ninety".

Divisors: 1 2 3 5 6 10 15 29 30 58 87 145 174 191 290 382 435 573 870 955 1146 1910 2865 2917 5539 5730 5834 8751 11078 14585 16617 17502 27695 29170 33234 43755 55390 83085 84593 87510 166170 169186 253779 422965 507558 557147 845930 1114294 1268895 1671441 2537790 2785735 3342882 5571470 8357205 16157263 16714410 32314526 48471789 80786315 96943578 161572630 242358945 484717890