Base | Representation |
---|---|
bin | 11100110010010111… |
… | …001001011111000101 |
3 | 2221210011001110020002 |
4 | 130302113021133011 |
5 | 1001300340400122 |
6 | 22111050051045 |
7 | 2142654054356 |
oct | 346227113705 |
9 | 87704043202 |
10 | 30909700037 |
11 | 121217a1147 |
12 | 5ba7719a85 |
13 | 2bb79a6948 |
14 | 16d31abd2d |
15 | c0d91e992 |
hex | 7325c97c5 |
30909700037 has 8 divisors (see below), whose sum is σ = 31034404800. Its totient is φ = 30785210464.
The previous prime is 30909700027. The next prime is 30909700051. The reversal of 30909700037 is 73000790903.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 30909700037 - 24 = 30909700021 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 (30909700027) 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 7 ways as a sum of consecutive naturals, for example, 237218 + ... + 343644.
It is an arithmetic number, because the mean of its divisors is an integer number (3879300600).
Almost surely, 230909700037 is an apocalyptic number.
It is an amenable number.
30909700037 is a deficient number, since it is larger than the sum of its proper divisors (124704763).
30909700037 is a wasteful number, since it uses less digits than its factorization.
30909700037 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 107595.
The product of its (nonzero) digits is 35721, while the sum is 38.
The spelling of 30909700037 in words is "thirty billion, nine hundred nine million, seven hundred thousand, thirty-seven".
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