Base | Representation |
---|---|
bin | 111001100011… |
… | …0011101111001 |
3 | 2002202221122100 |
4 | 1303012131321 |
5 | 30211014144 |
6 | 2554414013 |
7 | 514316034 |
oct | 163063571 |
9 | 62687570 |
10 | 30173049 |
11 | 16039505 |
12 | a131309 |
13 | 633599a |
14 | 401601b |
15 | 29b0269 |
hex | 1cc6779 |
30173049 has 9 divisors (see below), whose sum is σ = 43607109. Its totient is φ = 20104380.
The previous prime is 30173027. The next prime is 30173051. The reversal of 30173049 is 94037103.
The square root of 30173049 is 5493.
It is a perfect power (a square), and thus also a powerful number.
It is a tau number, because it is divible by the number of its divisors (9).
It is not a de Polignac number, because 30173049 - 29 = 30172537 is a prime.
It is not an unprimeable number, because it can be changed into a prime (30173009) by changing a digit.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 15564 + ... + 17394.
Almost surely, 230173049 is an apocalyptic number.
30173049 is the 5493-rd square number.
30173049 is the 2747-th centered octagonal number.
It is an amenable number.
30173049 is a deficient number, since it is larger than the sum of its proper divisors (13434060).
30173049 is an frugal number, since it uses more digits than its factorization.
30173049 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3668 (or 1834 counting only the distinct ones).
The product of its (nonzero) digits is 2268, while the sum is 27.
The cubic root of 30173049 is about 311.3195538177.
The spelling of 30173049 in words is "thirty million, one hundred seventy-three thousand, forty-nine".
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