Base | Representation |
---|---|
bin | 111001110111… |
… | …1011111100011 |
3 | 2010002111011010 |
4 | 1303233133203 |
5 | 30231403331 |
6 | 3002152003 |
7 | 515615664 |
oct | 163573743 |
9 | 63074133 |
10 | 30341091 |
11 | 16143790 |
12 | a1b2603 |
13 | 6394311 |
14 | 405b36b |
15 | 29e4e46 |
hex | 1cef7e3 |
30341091 has 8 divisors (see below), whose sum is σ = 44132544. Its totient is φ = 18388520.
The previous prime is 30341089. The next prime is 30341093. The reversal of 30341091 is 19014303.
It is an interprime number because it is at equal distance from previous prime (30341089) and next prime (30341093).
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 30341091 - 21 = 30341089 is a prime.
It is not an unprimeable number, because it can be changed into a prime (30341093) 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, 459681 + ... + 459746.
It is an arithmetic number, because the mean of its divisors is an integer number (5516568).
Almost surely, 230341091 is an apocalyptic number.
30341091 is a deficient number, since it is larger than the sum of its proper divisors (13791453).
30341091 is a wasteful number, since it uses less digits than its factorization.
30341091 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 919441.
The product of its (nonzero) digits is 324, while the sum is 21.
The square root of 30341091 is about 5508.2747752813. The cubic root of 30341091 is about 311.8964255973.
Adding to 30341091 its reverse (19014303), we get a palindrome (49355394).
The spelling of 30341091 in words is "thirty million, three hundred forty-one thousand, ninety-one".
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