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487381041 = 327171074253
BaseRepresentation
bin11101000011001…
…101100000110001
31020222002112002200
4131003031200301
51444232143131
6120210133413
715035445660
oct3503154061
91228075080
10487381041
11230128654
12117281269
1379c87464
1448a2cdd7
152cbc42e6
hex1d0cd831

487381041 has 48 divisors (see below), whose sum is σ = 860056704. Its totient is φ = 259610112.

The previous prime is 487381009. The next prime is 487381061. The reversal of 487381041 is 140183784.

It is not a de Polignac number, because 487381041 - 25 = 487381009 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 487380987 and 487381005.

It is not an unprimeable number, because it can be changed into a prime (487381001) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 112471 + ... + 116723.

It is an arithmetic number, because the mean of its divisors is an integer number (17917848).

Almost surely, 2487381041 is an apocalyptic number.

It is an amenable number.

487381041 is a deficient number, since it is larger than the sum of its proper divisors (372675663).

487381041 is a wasteful number, since it uses less digits than its factorization.

487381041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4390 (or 4387 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 36.

The square root of 487381041 is about 22076.7081105857. The cubic root of 487381041 is about 786.9664364541.

The spelling of 487381041 in words is "four hundred eighty-seven million, three hundred eighty-one thousand, forty-one".

Divisors: 1 3 7 9 17 21 51 63 107 119 153 321 357 749 963 1071 1819 2247 4253 5457 6741 12733 12759 16371 29771 38199 38277 72301 89313 114597 216903 267939 455071 506107 650709 1365213 1518321 3185497 4095639 4554963 7736207 9556491 23208621 28669473 54153449 69625863 162460347 487381041