Base | Representation |
---|---|
bin | 11100001111100001… |
… | …001110011100000110 |
3 | 2220021102002200111221 |
4 | 130033201032130012 |
5 | 444101213423311 |
6 | 21533044550554 |
7 | 2122325300365 |
oct | 341741163406 |
9 | 86242080457 |
10 | 30325139206 |
11 | 11951828a1a |
12 | 5a639b245a |
13 | 2b2385556b |
14 | 16796c37dc |
15 | bc7451671 |
hex | 70f84e706 |
30325139206 has 32 divisors (see below), whose sum is σ = 49165509600. Its totient is φ = 13976219136.
The previous prime is 30325139171. The next prime is 30325139231. The reversal of 30325139206 is 60293152303.
It is a super-2 number, since 2×303251392062 (a number of 22 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (34).
It is a congruent number.
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, 355620 + ... + 432568.
It is an arithmetic number, because the mean of its divisors is an integer number (1536422175).
Almost surely, 230325139206 is an apocalyptic number.
30325139206 is a deficient number, since it is larger than the sum of its proper divisors (18840370394).
30325139206 is a wasteful number, since it uses less digits than its factorization.
30325139206 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 77208.
The product of its (nonzero) digits is 29160, while the sum is 34.
The spelling of 30325139206 in words is "thirty billion, three hundred twenty-five million, one hundred thirty-nine thousand, two hundred six".
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