Base | Representation |
---|---|
bin | 10010001101000… |
… | …101111100101101 |
3 | 210021201001101120 |
4 | 102031011330231 |
5 | 1111142002000 |
6 | 50150131153 |
7 | 10366021341 |
oct | 2215057455 |
9 | 707631346 |
10 | 305422125 |
11 | 147448188 |
12 | 86350ab9 |
13 | 4b378a68 |
14 | 2c7c5621 |
15 | 1bc306a0 |
hex | 12345f2d |
305422125 has 32 divisors (see below), whose sum is σ = 511370496. Its totient is φ = 161883200.
The previous prime is 305422123. The next prime is 305422189. The reversal of 305422125 is 521224503.
It is not a de Polignac number, because 305422125 - 21 = 305422123 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 305422095 and 305422104.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (305422123) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 60187 + ... + 65063.
It is an arithmetic number, because the mean of its divisors is an integer number (15980328).
Almost surely, 2305422125 is an apocalyptic number.
It is an amenable number.
305422125 is a deficient number, since it is larger than the sum of its proper divisors (205948371).
305422125 is a wasteful number, since it uses less digits than its factorization.
305422125 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5062 (or 5052 counting only the distinct ones).
The product of its (nonzero) digits is 2400, while the sum is 24.
The square root of 305422125 is about 17476.3304214586. The cubic root of 305422125 is about 673.4419482716.
Adding to 305422125 its reverse (521224503), we get a palindrome (826646628).
The spelling of 305422125 in words is "three hundred five million, four hundred twenty-two thousand, one hundred twenty-five".
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