Base | Representation |
---|---|
bin | 11100110010010101… |
… | …010100101101100111 |
3 | 2221210010011011010012 |
4 | 130302111110231213 |
5 | 1001300230043420 |
6 | 22111031520435 |
7 | 2142650023040 |
oct | 346225245547 |
9 | 87703134105 |
10 | 30909221735 |
11 | 121214a4857 |
12 | 5ba752911b |
13 | 2bb786a022 |
14 | 16d30c58c7 |
15 | c0d877dc5 |
hex | 732554b67 |
30909221735 has 16 divisors (see below), whose sum is σ = 42474087936. Its totient is φ = 21152745888.
The previous prime is 30909221731. The next prime is 30909221743. The reversal of 30909221735 is 53712290903.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 30909221735 - 22 = 30909221731 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 30909221692 and 30909221701.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30909221731) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 860249 + ... + 895458.
It is an arithmetic number, because the mean of its divisors is an integer number (2654630496).
Almost surely, 230909221735 is an apocalyptic number.
30909221735 is a gapful number since it is divisible by the number (35) formed by its first and last digit.
30909221735 is a deficient number, since it is larger than the sum of its proper divisors (11564866201).
30909221735 is a wasteful number, since it uses less digits than its factorization.
30909221735 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1756222.
The product of its (nonzero) digits is 102060, while the sum is 41.
The spelling of 30909221735 in words is "thirty billion, nine hundred nine million, two hundred twenty-one thousand, seven hundred thirty-five".
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