Base | Representation |
---|---|
bin | 111010110110… |
… | …1011100110110 |
3 | 2011001200212101 |
4 | 1311231130312 |
5 | 30344411024 |
6 | 3021212314 |
7 | 523165066 |
oct | 165553466 |
9 | 64050771 |
10 | 30857014 |
11 | 16466371 |
12 | a40109a |
13 | 65150b6 |
14 | 41533a6 |
15 | 2a97c44 |
hex | 1d6d736 |
30857014 has 8 divisors (see below), whose sum is σ = 46394208. Its totient is φ = 15392280.
The previous prime is 30857009. The next prime is 30857039. The reversal of 30857014 is 41075803.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17037 + ... + 18760.
It is an arithmetic number, because the mean of its divisors is an integer number (5799276).
Almost surely, 230857014 is an apocalyptic number.
30857014 is a deficient number, since it is larger than the sum of its proper divisors (15537194).
30857014 is a wasteful number, since it uses less digits than its factorization.
30857014 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 36230.
The product of its (nonzero) digits is 3360, while the sum is 28.
The square root of 30857014 is about 5554.9090001547. The cubic root of 30857014 is about 313.6543385445.
The spelling of 30857014 in words is "thirty million, eight hundred fifty-seven thousand, fourteen".
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