Base | Representation |
---|---|
bin | 111010001101… |
… | …1111111100110 |
3 | 2010102202012001 |
4 | 1310123333212 |
5 | 30303221431 |
6 | 3010115514 |
7 | 520305256 |
oct | 164337746 |
9 | 63382161 |
10 | 30523366 |
11 | 16258725 |
12 | a27bb9a |
13 | 6429283 |
14 | 40a7966 |
15 | 2a2de61 |
hex | 1d1bfe6 |
30523366 has 4 divisors (see below), whose sum is σ = 45785052. Its totient is φ = 15261682.
The previous prime is 30523349. The next prime is 30523387. The reversal of 30523366 is 66332503.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 66332503 = 1721 ⋅38543.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7630840 + ... + 7630843.
It is an arithmetic number, because the mean of its divisors is an integer number (11446263).
Almost surely, 230523366 is an apocalyptic number.
30523366 is a deficient number, since it is larger than the sum of its proper divisors (15261686).
30523366 is a wasteful number, since it uses less digits than its factorization.
30523366 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15261685.
The product of its (nonzero) digits is 9720, while the sum is 28.
The square root of 30523366 is about 5524.7955618285. The cubic root of 30523366 is about 312.5197546978.
Adding to 30523366 its reverse (66332503), we get a palindrome (96855869).
It can be divided in two parts, 305233 and 66, that multiplied together give a triangular number (20145378 = T6347).
The spelling of 30523366 in words is "thirty million, five hundred twenty-three thousand, three hundred sixty-six".
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