Base | Representation |
---|---|
bin | 11000010001010101… |
… | …01110111010000101 |
3 | 1020122002211221011000 |
4 | 30020222232322011 |
5 | 203141230244142 |
6 | 5552553003513 |
7 | 640621623243 |
oct | 141052567205 |
9 | 36562757130 |
10 | 13030321797 |
11 | 5587305699 |
12 | 26379b3599 |
13 | 12c875a2ac |
14 | 8b87bd793 |
15 | 513e4114c |
hex | 308aaee85 |
13030321797 has 8 divisors (see below), whose sum is σ = 19304180480. Its totient is φ = 8686881180.
The previous prime is 13030321781. The next prime is 13030321819. The reversal of 13030321797 is 79712303031.
13030321797 is a `hidden beast` number, since 130 + 303 + 217 + 9 + 7 = 666.
It is not a de Polignac number, because 13030321797 - 24 = 13030321781 is a prime.
It is a super-2 number, since 2×130303217972 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13030521797) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 241302229 + ... + 241302282.
It is an arithmetic number, because the mean of its divisors is an integer number (2413022560).
Almost surely, 213030321797 is an apocalyptic number.
It is an amenable number.
13030321797 is a deficient number, since it is larger than the sum of its proper divisors (6273858683).
13030321797 is an equidigital number, since it uses as much as digits as its factorization.
13030321797 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 482604520 (or 482604514 counting only the distinct ones).
The product of its (nonzero) digits is 23814, while the sum is 36.
It can be divided in two parts, 130303 and 21797, that added together give a square (152100 = 3902).
The spelling of 13030321797 in words is "thirteen billion, thirty million, three hundred twenty-one thousand, seven hundred ninety-seven".
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