Base | Representation |
---|---|
bin | 111100101100100… |
… | …010010010000000 |
3 | 2121222010101120110 |
4 | 330230202102000 |
5 | 4041141321322 |
6 | 245013511320 |
7 | 34143321102 |
oct | 7454422200 |
9 | 2558111513 |
10 | 1018307712 |
11 | 482898724 |
12 | 245042540 |
13 | 132c7a256 |
14 | 99355572 |
15 | 5e5eac0c |
hex | 3cb22480 |
1018307712 has 64 divisors (see below), whose sum is σ = 2708344800. Its totient is φ = 339001344.
The previous prime is 1018307707. The next prime is 1018307737. The reversal of 1018307712 is 2177038101.
It is a tau number, because it is divible by the number of its divisors (64).
It is a self number, because there is not a number n which added to its sum of digits gives 1018307712.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 466239 + ... + 468417.
Almost surely, 21018307712 is an apocalyptic number.
1018307712 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
1018307712 is an abundant number, since it is smaller than the sum of its proper divisors (1690037088).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1018307712 is a wasteful number, since it uses less digits than its factorization.
1018307712 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3413 (or 3401 counting only the distinct ones).
The product of its (nonzero) digits is 2352, while the sum is 30.
The square root of 1018307712 is about 31910.9340508861. The cubic root of 1018307712 is about 1006.0657035162.
The spelling of 1018307712 in words is "one billion, eighteen million, three hundred seven thousand, seven hundred twelve".
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