Base | Representation |
---|---|
bin | 1101111001100110100110… |
… | …01111011000111001100101 |
3 | 11000020010120010021221200022 |
4 | 12330303103033120321211 |
5 | 13001300224003230221 |
6 | 145002023131124525 |
7 | 6303234066131153 |
oct | 674632317307145 |
9 | 130203503257608 |
10 | 30566531305061 |
11 | 9815214065794 |
12 | 3517bb95a3745 |
13 | 14095471a904b |
14 | 7795dc6563d3 |
15 | 38018b7464ab |
hex | 1bccd33d8e65 |
30566531305061 has 8 divisors (see below), whose sum is σ = 30570947715840. Its totient is φ = 30562115185008.
The previous prime is 30566531305031. The next prime is 30566531305091. The reversal of 30566531305061 is 16050313566503.
It is an interprime number because it is at equal distance from previous prime (30566531305031) and next prime (30566531305091).
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-30566531305061 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30566531305031) 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, 286587635 + ... + 286694271.
It is an arithmetic number, because the mean of its divisors is an integer number (3821368464480).
Almost surely, 230566531305061 is an apocalyptic number.
It is an amenable number.
30566531305061 is a deficient number, since it is larger than the sum of its proper divisors (4416410779).
30566531305061 is a wasteful number, since it uses less digits than its factorization.
30566531305061 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 145363.
The product of its (nonzero) digits is 729000, while the sum is 44.
The spelling of 30566531305061 in words is "thirty trillion, five hundred sixty-six billion, five hundred thirty-one million, three hundred five thousand, sixty-one".
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