Base | Representation |
---|---|
bin | 111010100011… |
… | …1111011001110 |
3 | 2010202220000122 |
4 | 1311013323032 |
5 | 30330001220 |
6 | 3014024542 |
7 | 521655011 |
oct | 165077316 |
9 | 63686018 |
10 | 30703310 |
11 | 16370940 |
12 | a348152 |
13 | 6490151 |
14 | 4113378 |
15 | 2a67425 |
hex | 1d47ece |
30703310 has 16 divisors (see below), whose sum is σ = 60290352. Its totient is φ = 11164800.
The previous prime is 30703307. The next prime is 30703319. The reversal of 30703310 is 1330703.
It is a super-2 number, since 2×307033102 = 1885386489912200, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30703319) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 139451 + ... + 139670.
It is an arithmetic number, because the mean of its divisors is an integer number (3768147).
Almost surely, 230703310 is an apocalyptic number.
30703310 is a deficient number, since it is larger than the sum of its proper divisors (29587042).
30703310 is a wasteful number, since it uses less digits than its factorization.
30703310 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 279139.
The product of its (nonzero) digits is 189, while the sum is 17.
The square root of 30703310 is about 5541.0567584171. The cubic root of 30703310 is about 313.1326830146.
It can be divided in two parts, 30703 and 310, that added together give a palindrome (31013).
The spelling of 30703310 in words is "thirty million, seven hundred three thousand, three hundred ten".
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