Base | Representation |
---|---|
bin | 1110111110010101111 |
3 | 220221002000 |
4 | 1313302233 |
5 | 111200141 |
6 | 14303343 |
7 | 4112346 |
oct | 1676257 |
9 | 827060 |
10 | 490671 |
11 | 305715 |
12 | 1b7b53 |
13 | 14244c |
14 | cab5d |
15 | 9a5b6 |
hex | 77caf |
490671 has 16 divisors (see below), whose sum is σ = 770400. Its totient is φ = 307584.
The previous prime is 490663. The next prime is 490697. The reversal of 490671 is 176094.
It is not a de Polignac number, because 490671 - 23 = 490663 is a prime.
It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (490631) 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, 76 + ... + 993.
It is an arithmetic number, because the mean of its divisors is an integer number (48150).
2490671 is an apocalyptic number.
490671 is a deficient number, since it is larger than the sum of its proper divisors (279729).
490671 is a wasteful number, since it uses less digits than its factorization.
490671 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1095 (or 1089 counting only the distinct ones).
The product of its (nonzero) digits is 1512, while the sum is 27.
The square root of 490671 is about 700.4791217445. The cubic root of 490671 is about 78.8733215185.
The spelling of 490671 in words is "four hundred ninety thousand, six hundred seventy-one".
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