Base | Representation |
---|---|
bin | 111001100000… |
… | …0001000101011 |
3 | 2002201122001211 |
4 | 1303000020223 |
5 | 30204201430 |
6 | 2554053551 |
7 | 514150315 |
oct | 163001053 |
9 | 62648054 |
10 | 30147115 |
11 | 16020a79 |
12 | a11a2b7 |
13 | 6326c3b |
14 | 400a7b5 |
15 | 29a772a |
hex | 1cc022b |
30147115 has 16 divisors (see below), whose sum is σ = 37185120. Its totient is φ = 23454720.
The previous prime is 30147109. The next prime is 30147121. The reversal of 30147115 is 51174103.
It is an interprime number because it is at equal distance from previous prime (30147109) and next prime (30147121).
It is not a de Polignac number, because 30147115 - 25 = 30147083 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29076 + ... + 30094.
It is an arithmetic number, because the mean of its divisors is an integer number (2324070).
Almost surely, 230147115 is an apocalyptic number.
30147115 is a deficient number, since it is larger than the sum of its proper divisors (7038005).
30147115 is a wasteful number, since it uses less digits than its factorization.
30147115 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1182.
The product of its (nonzero) digits is 420, while the sum is 22.
The square root of 30147115 is about 5490.6388517184. The cubic root of 30147115 is about 311.2303342897.
The spelling of 30147115 in words is "thirty million, one hundred forty-seven thousand, one hundred fifteen".
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