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80069267 = 229334919
BaseRepresentation
bin1001100010111…
…00001010010011
312120122221101102
410301130022103
5130444204032
611540055015
71661402045
oct461341223
9176587342
1080069267
1141219253
122299446b
1313785a85
14a8c3a95
157069362
hex4c5c293

80069267 has 4 divisors (see below), whose sum is σ = 80106480. Its totient is φ = 80032056.

The previous prime is 80069257. The next prime is 80069293. The reversal of 80069267 is 76296008.

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 80069267 - 222 = 75874963 is a prime.

It is a super-2 number, since 2×800692672 = 12822175035834578, which contains 22 as substring.

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 80069267.

It is not an unprimeable number, because it can be changed into a prime (80069257) 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, 15167 + ... + 19752.

It is an arithmetic number, because the mean of its divisors is an integer number (20026620).

Almost surely, 280069267 is an apocalyptic number.

80069267 is a deficient number, since it is larger than the sum of its proper divisors (37213).

80069267 is a wasteful number, since it uses less digits than its factorization.

80069267 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37212.

The product of its (nonzero) digits is 36288, while the sum is 38.

The square root of 80069267 is about 8948.1432152151. The cubic root of 80069267 is about 431.0112614884.

The spelling of 80069267 in words is "eighty million, sixty-nine thousand, two hundred sixty-seven".

Divisors: 1 2293 34919 80069267