Base | Representation |
---|---|
bin | 111010001100… |
… | …1101111010110 |
3 | 2010102021112010 |
4 | 1310121233112 |
5 | 30302423014 |
6 | 3010005050 |
7 | 520236330 |
oct | 164315726 |
9 | 63367463 |
10 | 30514134 |
11 | 162517a2 |
12 | a276786 |
13 | 6425001 |
14 | 40a4450 |
15 | 2a2b359 |
hex | 1d19bd6 |
30514134 has 16 divisors (see below), whose sum is σ = 69746688. Its totient is φ = 8718312.
The previous prime is 30514129. The next prime is 30514189. The reversal of 30514134 is 43141503.
It is a super-2 number, since 2×305141342 = 1862224747539912, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a self number, because there is not a number n which added to its sum of digits gives 30514134.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 363222 + ... + 363305.
It is an arithmetic number, because the mean of its divisors is an integer number (4359168).
Almost surely, 230514134 is an apocalyptic number.
30514134 is an abundant number, since it is smaller than the sum of its proper divisors (39232554).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30514134 is a wasteful number, since it uses less digits than its factorization.
30514134 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 726539.
The product of its (nonzero) digits is 720, while the sum is 21.
The square root of 30514134 is about 5523.9599926140. The cubic root of 30514134 is about 312.4882436111.
Adding to 30514134 its reverse (43141503), we get a palindrome (73655637).
The spelling of 30514134 in words is "thirty million, five hundred fourteen thousand, one hundred thirty-four".
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