Base | Representation |
---|---|
bin | 1000101110110… |
… | …11101111110001 |
3 | 12002211120121120 |
4 | 10113123233301 |
5 | 122223024300 |
6 | 11134012453 |
7 | 1546426113 |
oct | 427335761 |
9 | 162746546 |
10 | 73251825 |
11 | 383921a9 |
12 | 20647129 |
13 | 1223999a |
14 | 9a2b3b3 |
15 | 666e3a0 |
hex | 45dbbf1 |
73251825 has 24 divisors (see below), whose sum is σ = 125289600. Its totient is φ = 37719360.
The previous prime is 73251811. The next prime is 73251839. The reversal of 73251825 is 52815237.
It is an interprime number because it is at equal distance from previous prime (73251811) and next prime (73251839).
It is not a de Polignac number, because 73251825 - 27 = 73251697 is a prime.
It is a plaindrome in base 13.
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 in 23 ways as a sum of consecutive naturals, for example, 14665 + ... + 19014.
It is an arithmetic number, because the mean of its divisors is an integer number (5220400).
Almost surely, 273251825 is an apocalyptic number.
73251825 is a gapful number since it is divisible by the number (75) formed by its first and last digit.
It is an amenable number.
73251825 is a deficient number, since it is larger than the sum of its proper divisors (52037775).
73251825 is a wasteful number, since it uses less digits than its factorization.
73251825 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 33721 (or 33716 counting only the distinct ones).
The product of its digits is 16800, while the sum is 33.
The square root of 73251825 is about 8558.7280012862. The cubic root of 73251825 is about 418.4139443851.
The spelling of 73251825 in words is "seventy-three million, two hundred fifty-one thousand, eight hundred twenty-five".
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