Base | Representation |
---|---|
bin | 11101010010001… |
… | …010011101101000 |
3 | 1021020110122212200 |
4 | 131102022131220 |
5 | 2001233110322 |
6 | 120430140200 |
7 | 15113662410 |
oct | 3522123550 |
9 | 1236418780 |
10 | 491300712 |
11 | 232365551 |
12 | 118651660 |
13 | 7aa2a5a6 |
14 | 4936d640 |
15 | 2d1ea8ac |
hex | 1d48a768 |
491300712 has 48 divisors (see below), whose sum is σ = 1520694240. Its totient is φ = 140371488.
The previous prime is 491300701. The next prime is 491300713. The reversal of 491300712 is 217003194.
It is a super-2 number, since 2×4913007122 = 482752779223413888, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (491300713) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 486898 + ... + 487905.
It is an arithmetic number, because the mean of its divisors is an integer number (31681130).
Almost surely, 2491300712 is an apocalyptic number.
491300712 is a gapful number since it is divisible by the number (42) formed by its first and last digit.
It is an amenable number.
491300712 is an abundant number, since it is smaller than the sum of its proper divisors (1029393528).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
491300712 is a wasteful number, since it uses less digits than its factorization.
491300712 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 974822 (or 974815 counting only the distinct ones).
The product of its (nonzero) digits is 1512, while the sum is 27.
The square root of 491300712 is about 22165.3042388324. The cubic root of 491300712 is about 789.0704828918.
The spelling of 491300712 in words is "four hundred ninety-one million, three hundred thousand, seven hundred twelve".
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