Base | Representation |
---|---|
bin | 1101111000010000010110… |
… | …01000110001111111000101 |
3 | 11000001201000220210022121110 |
4 | 12330020023020301333011 |
5 | 13000020404430103040 |
6 | 144524444134435233 |
7 | 6300004420330200 |
oct | 674101310617705 |
9 | 130051026708543 |
10 | 30520224456645 |
11 | 97a7611055130 |
12 | 350b035502b19 |
13 | 1405077602a21 |
14 | 777288602937 |
15 | 37dd7b213980 |
hex | 1bc20b231fc5 |
30520224456645 has 48 divisors (see below), whose sum is σ = 61969079135808. Its totient is φ = 12683729640960.
The previous prime is 30520224456599. The next prime is 30520224456671. The reversal of 30520224456645 is 54665442202503.
It is not a de Polignac number, because 30520224456645 - 221 = 30520222359493 is a prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 30520224456594 and 30520224456603.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1887451684 + ... + 1887467853.
It is an arithmetic number, because the mean of its divisors is an integer number (1291022481996).
Almost surely, 230520224456645 is an apocalyptic number.
30520224456645 is a gapful number since it is divisible by the number (35) formed by its first and last digit.
It is an amenable number.
30520224456645 is an abundant number, since it is smaller than the sum of its proper divisors (31448854679163).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30520224456645 is a wasteful number, since it uses less digits than its factorization.
30520224456645 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3774919570 (or 3774919563 counting only the distinct ones).
The product of its (nonzero) digits is 6912000, while the sum is 48.
The spelling of 30520224456645 in words is "thirty trillion, five hundred twenty billion, two hundred twenty-four million, four hundred fifty-six thousand, six hundred forty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.077 sec. • engine limits •