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80450395 = 537434867
BaseRepresentation
bin1001100101110…
…01001101011011
312121101022012021
410302321031123
5131043403040
611552155311
71664550154
oct462711533
9177338167
1080450395
1141459633
1222b38b37
131388a3ac
14a98292b
1570e224a
hex4cb935b

80450395 has 8 divisors (see below), whose sum is σ = 99149904. Its totient is φ = 62620704.

The previous prime is 80450387. The next prime is 80450407. The reversal of 80450395 is 59305408.

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

It is a cyclic number.

It is not a de Polignac number, because 80450395 - 23 = 80450387 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 80450395.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 217249 + ... + 217618.

It is an arithmetic number, because the mean of its divisors is an integer number (12393738).

Almost surely, 280450395 is an apocalyptic number.

80450395 is a deficient number, since it is larger than the sum of its proper divisors (18699509).

80450395 is a wasteful number, since it uses less digits than its factorization.

80450395 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 434909.

The product of its (nonzero) digits is 21600, while the sum is 34.

The square root of 80450395 is about 8969.4144178982. The cubic root of 80450395 is about 431.6940474144.

The spelling of 80450395 in words is "eighty million, four hundred fifty thousand, three hundred ninety-five".

Divisors: 1 5 37 185 434867 2174335 16090079 80450395