Base | Representation |
---|---|
bin | 111011000000… |
… | …1000010111010 |
3 | 2011012202221222 |
4 | 1312001002322 |
5 | 30404443044 |
6 | 3023032042 |
7 | 523651064 |
oct | 166010272 |
9 | 64182858 |
10 | 30937274 |
11 | 165106a5 |
12 | a43b622 |
13 | 65427a4 |
14 | 4174734 |
15 | 2ab18ee |
hex | 1d810ba |
30937274 has 16 divisors (see below), whose sum is σ = 46980648. Its totient is φ = 15278592.
The previous prime is 30937267. The next prime is 30937279. The reversal of 30937274 is 47273903.
It can be written as a sum of positive squares in 4 ways, for example, as 27300625 + 3636649 = 5225^2 + 1907^2 .
It is a super-2 number, since 2×309372742 = 1914229845102152, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (30937279) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91634 + ... + 91970.
Almost surely, 230937274 is an apocalyptic number.
30937274 is a deficient number, since it is larger than the sum of its proper divisors (16043374).
30937274 is a wasteful number, since it uses less digits than its factorization.
30937274 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 769.
The product of its (nonzero) digits is 31752, while the sum is 35.
The square root of 30937274 is about 5562.1285493955. The cubic root of 30937274 is about 313.9260444920.
The spelling of 30937274 in words is "thirty million, nine hundred thirty-seven thousand, two hundred seventy-four".
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