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82448753 = 660712479
BaseRepresentation
bin1001110101000…
…01000101110001
312202010211102112
410322201011301
5132101330003
612103055105
72020542242
oct472410561
9182124375
1082448753
11425a3a72
1223741495
1314109b5a
14ad42cc9
1573893d8
hex4ea1171

82448753 has 4 divisors (see below), whose sum is σ = 82467840. Its totient is φ = 82429668.

The previous prime is 82448749. The next prime is 82448777. The reversal of 82448753 is 35784428.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 82448753 - 22 = 82448749 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 82448753.

It is not an unprimeable number, because it can be changed into a prime (82448713) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 368 + ... + 12846.

It is an arithmetic number, because the mean of its divisors is an integer number (20616960).

Almost surely, 282448753 is an apocalyptic number.

It is an amenable number.

82448753 is a deficient number, since it is larger than the sum of its proper divisors (19087).

82448753 is a wasteful number, since it uses less digits than its factorization.

82448753 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19086.

The product of its digits is 215040, while the sum is 41.

The square root of 82448753 is about 9080.1295695601. The cubic root of 82448753 is about 435.2392272015.

The spelling of 82448753 in words is "eighty-two million, four hundred forty-eight thousand, seven hundred fifty-three".

Divisors: 1 6607 12479 82448753