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80448430 = 258044843
BaseRepresentation
bin1001100101110…
…00101110101110
312121101012111111
410302320232232
5131043322210
611552142234
71664541346
oct462705656
9177335444
1080448430
1141458107
1222b3797a
131388952a
14a981d26
1570e188a
hex4cb8bae

80448430 has 8 divisors (see below), whose sum is σ = 144807192. Its totient is φ = 32179368.

The previous prime is 80448427. The next prime is 80448439. The reversal of 80448430 is 3484408.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 80448392 and 80448401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80448439) 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, 4022412 + ... + 4022431.

It is an arithmetic number, because the mean of its divisors is an integer number (18100899).

Almost surely, 280448430 is an apocalyptic number.

80448430 is a deficient number, since it is larger than the sum of its proper divisors (64358762).

80448430 is a wasteful number, since it uses less digits than its factorization.

80448430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8044850.

The product of its (nonzero) digits is 12288, while the sum is 31.

The square root of 80448430 is about 8969.3048783058. The cubic root of 80448430 is about 431.6905326783.

The spelling of 80448430 in words is "eighty million, four hundred forty-eight thousand, four hundred thirty".

Divisors: 1 2 5 10 8044843 16089686 40224215 80448430