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487063161 = 321312732779
BaseRepresentation
bin11101000001111…
…111111001111001
31020221111101001100
4131001333321321
51444142010121
6120155242013
715032653134
oct3501777171
91227441040
10487063161
1122aa30842
12117149309
1379ba5870
144898921b
152cb60026
hex1d07fe79

487063161 has 24 divisors (see below), whose sum is σ = 763642880. Its totient is φ = 297362016.

The previous prime is 487063147. The next prime is 487063177. The reversal of 487063161 is 161360784.

It is not a de Polignac number, because 487063161 - 210 = 487062137 is a prime.

It is not an unprimeable number, because it can be changed into a prime (487063061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1531 + ... + 31248.

Almost surely, 2487063161 is an apocalyptic number.

It is an amenable number.

487063161 is a deficient number, since it is larger than the sum of its proper divisors (276579719).

487063161 is a wasteful number, since it uses less digits than its factorization.

487063161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32925 (or 32922 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 487063161 is about 22069.5074933719. The cubic root of 487063161 is about 786.7953073127.

The spelling of 487063161 in words is "four hundred eighty-seven million, sixty-three thousand, one hundred sixty-one".

Divisors: 1 3 9 13 39 117 127 381 1143 1651 4953 14859 32779 98337 295011 426127 1278381 3835143 4162933 12488799 37466397 54118129 162354387 487063161