Base | Representation |
---|---|
bin | 111010111111… |
… | …0011101110010 |
3 | 2011012020110120 |
4 | 1311332131302 |
5 | 30404123311 |
6 | 3022511110 |
7 | 523605216 |
oct | 165763562 |
9 | 64166416 |
10 | 30926706 |
11 | 16503768 |
12 | a435496 |
13 | 653aa35 |
14 | 4170946 |
15 | 2aad706 |
hex | 1d7e772 |
30926706 has 32 divisors (see below), whose sum is σ = 65873088. Its totient is φ = 9646080.
The previous prime is 30926681. The next prime is 30926741. The reversal of 30926706 is 60762903.
It is a super-2 number, since 2×309267062 = 1912922288020872, which contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18901 + ... + 20471.
It is an arithmetic number, because the mean of its divisors is an integer number (2058534).
Almost surely, 230926706 is an apocalyptic number.
30926706 is an abundant number, since it is smaller than the sum of its proper divisors (34946382).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30926706 is a wasteful number, since it uses less digits than its factorization.
30926706 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1786.
The product of its (nonzero) digits is 13608, while the sum is 33.
The square root of 30926706 is about 5561.1784722305. The cubic root of 30926706 is about 313.8902952934.
The spelling of 30926706 in words is "thirty million, nine hundred twenty-six thousand, seven hundred six".
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