Base | Representation |
---|---|
bin | 100110111000001… |
… | …0011110001001000 |
3 | 10100220122221122010 |
4 | 1031300103301020 |
5 | 10132423301022 |
6 | 333240055520 |
7 | 44220101505 |
oct | 11560236110 |
9 | 3326587563 |
10 | 1304509512 |
11 | 60a3a8339 |
12 | 304a645a0 |
13 | 17a356727 |
14 | c53764ac |
15 | 797d150c |
hex | 4dc13c48 |
1304509512 has 32 divisors (see below), whose sum is σ = 3366478080. Its totient is φ = 420809280.
The previous prime is 1304509457. The next prime is 1304509553. The reversal of 1304509512 is 2159054031.
It is a self number, because there is not a number n which added to its sum of digits gives 1304509512.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 875943 + ... + 877430.
It is an arithmetic number, because the mean of its divisors is an integer number (105202440).
Almost surely, 21304509512 is an apocalyptic number.
1304509512 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
1304509512 is an abundant number, since it is smaller than the sum of its proper divisors (2061968568).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1304509512 is a wasteful number, since it uses less digits than its factorization.
1304509512 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1753413 (or 1753409 counting only the distinct ones).
The product of its (nonzero) digits is 5400, while the sum is 30.
The square root of 1304509512 is about 36117.9942964722. The cubic root of 1304509512 is about 1092.6533880392.
The spelling of 1304509512 in words is "one billion, three hundred four million, five hundred nine thousand, five hundred twelve".
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