Base | Representation |
---|---|
bin | 1101111010010111010100… |
… | …11111111000010100001001 |
3 | 11000022122002020221210002002 |
4 | 12331023222133320110021 |
5 | 13002212312433322120 |
6 | 145022031030520345 |
7 | 6305151260363525 |
oct | 675135237702411 |
9 | 130278066853062 |
10 | 30592691307785 |
11 | 9825318769a52 |
12 | 352109a5060b5 |
13 | 140bb55b414b9 |
14 | 77a9a0abad85 |
15 | 380bbd1a3375 |
hex | 1bd2ea7f8509 |
30592691307785 has 8 divisors (see below), whose sum is σ = 37703424963336. Its totient is φ = 23812689450240.
The previous prime is 30592691307781. The next prime is 30592691307791. The reversal of 30592691307785 is 58770319629503.
It can be written as a sum of positive squares in 4 ways, for example, as 5198267760841 + 25394423546944 = 2279971^2 + 5039288^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 30592691307785 - 22 = 30592691307781 is a prime.
It is a super-2 number, since 2×305926913077852 (a number of 28 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (30592691307781) 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, 82682949296 + ... + 82682949665.
It is an arithmetic number, because the mean of its divisors is an integer number (4712928120417).
Almost surely, 230592691307785 is an apocalyptic number.
It is an amenable number.
30592691307785 is a deficient number, since it is larger than the sum of its proper divisors (7110733655551).
30592691307785 is a wasteful number, since it uses less digits than its factorization.
30592691307785 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 165365899003.
The product of its (nonzero) digits is 85730400, while the sum is 65.
The spelling of 30592691307785 in words is "thirty trillion, five hundred ninety-two billion, six hundred ninety-one million, three hundred seven thousand, seven hundred eighty-five".
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