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80219006 = 275729929
BaseRepresentation
bin1001100100000…
…00101101111110
312120221112210022
410302000231332
5131014002011
611543212142
71662564440
oct462005576
9176845708
1080219006
11413107aa
1222a47052
1313808c8a
14a922490
1570988db
hex4c80b7e

80219006 has 8 divisors (see below), whose sum is σ = 137518320. Its totient is φ = 34379568.

The previous prime is 80219003. The next prime is 80219021. The reversal of 80219006 is 60091208.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80219003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2864951 + ... + 2864978.

It is an arithmetic number, because the mean of its divisors is an integer number (17189790).

Almost surely, 280219006 is an apocalyptic number.

80219006 is a deficient number, since it is larger than the sum of its proper divisors (57299314).

80219006 is a wasteful number, since it uses less digits than its factorization.

80219006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5729938.

The product of its (nonzero) digits is 864, while the sum is 26.

The square root of 80219006 is about 8956.5063501345. The cubic root of 80219006 is about 431.2797748538.

The spelling of 80219006 in words is "eighty million, two hundred nineteen thousand, six".

Divisors: 1 2 7 14 5729929 11459858 40109503 80219006