Base | Representation |
---|---|
bin | 111010111000… |
… | …0010011011101 |
3 | 2011002021220020 |
4 | 1311300103131 |
5 | 30400244301 |
6 | 3021342353 |
7 | 523244133 |
oct | 165602335 |
9 | 64067806 |
10 | 30868701 |
11 | 16474126 |
12 | a4079b9 |
13 | 651a506 |
14 | 4157753 |
15 | 2a9b436 |
hex | 1d704dd |
30868701 has 8 divisors (see below), whose sum is σ = 41277600. Its totient is φ = 20519472.
The previous prime is 30868699. The next prime is 30868723. The reversal of 30868701 is 10786803.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 30868701 - 21 = 30868699 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30868771) 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, 13695 + ... + 15788.
It is an arithmetic number, because the mean of its divisors is an integer number (5159700).
Almost surely, 230868701 is an apocalyptic number.
It is an amenable number.
30868701 is a deficient number, since it is larger than the sum of its proper divisors (10408899).
30868701 is a wasteful number, since it uses less digits than its factorization.
30868701 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 29835.
The product of its (nonzero) digits is 8064, while the sum is 33.
The square root of 30868701 is about 5555.9608529938. The cubic root of 30868701 is about 313.6939320879.
The spelling of 30868701 in words is "thirty million, eight hundred sixty-eight thousand, seven hundred one".
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