Base | Representation |
---|---|
bin | 100110110111111… |
… | …0110111011000000 |
3 | 10100220102221120010 |
4 | 1031233312323000 |
5 | 10132411010420 |
6 | 333233344520 |
7 | 44216100156 |
oct | 11557667300 |
9 | 3326387503 |
10 | 1304391360 |
11 | 60a327598 |
12 | 304a08140 |
13 | 17a314a0c |
14 | c53453d6 |
15 | 797ab4e0 |
hex | 4dbf6ec0 |
1304391360 has 56 divisors (see below), whose sum is σ = 4141445616. Its totient is φ = 347837440.
The previous prime is 1304391359. The next prime is 1304391461. The reversal of 1304391360 is 631934031.
It is a Harshad number since it is a multiple of its sum of digits (30).
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, 678411 + ... + 680330.
It is an arithmetic number, because the mean of its divisors is an integer number (73954386).
Almost surely, 21304391360 is an apocalyptic number.
1304391360 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1304391360 is an abundant number, since it is smaller than the sum of its proper divisors (2837054256).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1304391360 is a wasteful number, since it uses less digits than its factorization.
1304391360 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1358761 (or 1358751 counting only the distinct ones).
The product of its (nonzero) digits is 5832, while the sum is 30.
The square root of 1304391360 is about 36116.3586204368. The cubic root of 1304391360 is about 1092.6203991190.
The spelling of 1304391360 in words is "one billion, three hundred four million, three hundred ninety-one thousand, three hundred sixty".
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