Base | Representation |
---|---|
bin | 11101000010000… |
… | …100010000001011 |
3 | 1020221112021110222 |
4 | 131002010100023 |
5 | 1444143042341 |
6 | 120155500255 |
7 | 15033056066 |
oct | 3502042013 |
9 | 1227467428 |
10 | 487080971 |
11 | 22aa43163 |
12 | 11715768b |
13 | 79bb09c0 |
14 | 489918dd |
15 | 2cb6544b |
hex | 1d08440b |
487080971 has 16 divisors (see below), whose sum is σ = 535719744. Its totient is φ = 440079744.
The previous prime is 487080947. The next prime is 487080983. The reversal of 487080971 is 179080784.
It is not a de Polignac number, because 487080971 - 26 = 487080907 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (487080911) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 548690 + ... + 549576.
It is an arithmetic number, because the mean of its divisors is an integer number (33482484).
Almost surely, 2487080971 is an apocalyptic number.
487080971 is a deficient number, since it is larger than the sum of its proper divisors (48638773).
487080971 is a wasteful number, since it uses less digits than its factorization.
487080971 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1750.
The product of its (nonzero) digits is 112896, while the sum is 44.
The square root of 487080971 is about 22069.9109875867. The cubic root of 487080971 is about 786.8048972076.
The spelling of 487080971 in words is "four hundred eighty-seven million, eighty thousand, nine hundred seventy-one".
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