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80069304 = 2337476603
BaseRepresentation
bin1001100010111…
…00001010111000
312120122221102210
410301130022320
5130444204204
611540055120
71661402130
oct461341270
9176587383
1080069304
1141219287
12229944a0
1313785ab3
14a8c3ac0
157069389
hex4c5c2b8

80069304 has 32 divisors (see below), whose sum is σ = 228769920. Its totient is φ = 22876896.

The previous prime is 80069293. The next prime is 80069317. The reversal of 80069304 is 40396008.

It is a super-2 number, since 2×800693042 = 12822186886088832, which contains 22 as substring.

It is a congruent number.

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, 238134 + ... + 238469.

It is an arithmetic number, because the mean of its divisors is an integer number (7149060).

Almost surely, 280069304 is an apocalyptic number.

80069304 is a gapful number since it is divisible by the number (84) formed by its first and last digit.

It is an amenable number.

80069304 is an abundant number, since it is smaller than the sum of its proper divisors (148700616).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

80069304 is a wasteful number, since it uses less digits than its factorization.

80069304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 476619 (or 476615 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 80069304 is about 8948.1452826829. The cubic root of 80069304 is about 431.0113278784.

The spelling of 80069304 in words is "eighty million, sixty-nine thousand, three hundred four".

Divisors: 1 2 3 4 6 7 8 12 14 21 24 28 42 56 84 168 476603 953206 1429809 1906412 2859618 3336221 3812824 5719236 6672442 10008663 11438472 13344884 20017326 26689768 40034652 80069304