Base | Representation |
---|---|
bin | 11101000100110… |
… | …110010101111100 |
3 | 1020222220100002220 |
4 | 131010312111330 |
5 | 1444334413203 |
6 | 120223245340 |
7 | 15042214560 |
oct | 3504662574 |
9 | 1228810086 |
10 | 487810428 |
11 | 2303a1216 |
12 | 117449850 |
13 | 7a0a7a31 |
14 | 48b016a0 |
15 | 2cc5b653 |
hex | 1d13657c |
487810428 has 24 divisors (see below), whose sum is σ = 1300828032. Its totient is φ = 139374384.
The previous prime is 487810409. The next prime is 487810459. The reversal of 487810428 is 824018784.
It is a Harshad number since it is a multiple of its sum of digits (42).
It is a self number, because there is not a number n which added to its sum of digits gives 487810428.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2903550 + ... + 2903717.
It is an arithmetic number, because the mean of its divisors is an integer number (54201168).
Almost surely, 2487810428 is an apocalyptic number.
It is an amenable number.
487810428 is an abundant number, since it is smaller than the sum of its proper divisors (813017604).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
487810428 is a wasteful number, since it uses less digits than its factorization.
487810428 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5807281 (or 5807279 counting only the distinct ones).
The product of its (nonzero) digits is 114688, while the sum is 42.
The square root of 487810428 is about 22086.4308569764. The cubic root of 487810428 is about 787.1974767439.
The spelling of 487810428 in words is "four hundred eighty-seven million, eight hundred ten thousand, four hundred twenty-eight".
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