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80220295 = 516044059
BaseRepresentation
bin1001100100000…
…01000010000111
312120221121120001
410302001002013
5131014022140
611543222131
71662601261
oct462010207
9176847501
1080220295
1141311771
1222a47947
131380973c
14a922b31
157098e9a
hex4c81087

80220295 has 4 divisors (see below), whose sum is σ = 96264360. Its totient is φ = 64176232.

The previous prime is 80220227. The next prime is 80220317. The reversal of 80220295 is 59202208.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 80220295 - 217 = 80089223 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8022025 + ... + 8022034.

It is an arithmetic number, because the mean of its divisors is an integer number (24066090).

Almost surely, 280220295 is an apocalyptic number.

80220295 is a deficient number, since it is larger than the sum of its proper divisors (16044065).

80220295 is a wasteful number, since it uses less digits than its factorization.

80220295 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16044064.

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 80220295 is about 8956.5783087070. The cubic root of 80220295 is about 431.2820848494.

The spelling of 80220295 in words is "eighty million, two hundred twenty thousand, two hundred ninety-five".

Divisors: 1 5 16044059 80220295