Base | Representation |
---|---|
bin | 11100101000111001… |
… | …000000110001010011 |
3 | 2221101002001202022111 |
4 | 130220321000301103 |
5 | 1000434201230300 |
6 | 22043212250151 |
7 | 2136014346634 |
oct | 345071006123 |
9 | 87332052274 |
10 | 30750805075 |
11 | 12050033aa1 |
12 | 5b62470957 |
13 | 2b90ab2163 |
14 | 16ba04988b |
15 | bee9d49ba |
hex | 728e40c53 |
30750805075 has 24 divisors (see below), whose sum is σ = 41883033600. Its totient is φ = 22292566560.
The previous prime is 30750805061. The next prime is 30750805093. The reversal of 30750805075 is 57050805703.
It is not a de Polignac number, because 30750805075 - 227 = 30616587347 is a prime.
It is a super-2 number, since 2×307508050752 (a number of 22 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1396435 + ... + 1418284.
It is an arithmetic number, because the mean of its divisors is an integer number (1745126400).
Almost surely, 230750805075 is an apocalyptic number.
30750805075 is a deficient number, since it is larger than the sum of its proper divisors (11132228525).
30750805075 is a wasteful number, since it uses less digits than its factorization.
30750805075 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2814771 (or 2814766 counting only the distinct ones).
The product of its (nonzero) digits is 147000, while the sum is 40.
The spelling of 30750805075 in words is "thirty billion, seven hundred fifty million, eight hundred five thousand, seventy-five".
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