Base | Representation |
---|---|
bin | 100110110001101… |
… | …1001000011111000 |
3 | 10100200021220122121 |
4 | 1031203121003320 |
5 | 10131041421240 |
6 | 333035331024 |
7 | 44146236310 |
oct | 11543310370 |
9 | 3320256577 |
10 | 1301123320 |
11 | 6084a5232 |
12 | 3038b0a74 |
13 | 17973c373 |
14 | c4b34440 |
15 | 7936304a |
hex | 4d8d90f8 |
1301123320 has 64 divisors (see below), whose sum is σ = 3453696000. Its totient is φ = 431706240.
The previous prime is 1301123267. The next prime is 1301123353. The reversal of 1301123320 is 233211031.
It is a junction number, because it is equal to n+sod(n) for n = 1301123294 and 1301123303.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66270 + ... + 83629.
It is an arithmetic number, because the mean of its divisors is an integer number (53964000).
Almost surely, 21301123320 is an apocalyptic number.
1301123320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1301123320 is an abundant number, since it is smaller than the sum of its proper divisors (2152572680).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1301123320 is a wasteful number, since it uses less digits than its factorization.
1301123320 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 149948 (or 149944 counting only the distinct ones).
The product of its (nonzero) digits is 108, while the sum is 16.
The square root of 1301123320 is about 36071.0870365727. The cubic root of 1301123320 is about 1091.7071472924.
Adding to 1301123320 its reverse (233211031), we get a palindrome (1534334351).
The spelling of 1301123320 in words is "one billion, three hundred one million, one hundred twenty-three thousand, three hundred twenty".
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