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80060080 = 2456731487
BaseRepresentation
bin1001100010110…
…01111010110000
312120122110210011
410301121322300
5130443410310
611535544304
71661333212
oct461317260
9176573704
1080060080
1141212361
122298b094
1313781839
14a8c05b2
15706678a
hex4c59eb0

80060080 has 40 divisors (see below), whose sum is σ = 186541632. Its totient is φ = 31954944.

The previous prime is 80060063. The next prime is 80060081. The reversal of 80060080 is 8006008.

It is a tau number, because it is divible by the number of its divisors (40).

It is not an unprimeable number, because it can be changed into a prime (80060081) 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 7 ways as a sum of consecutive naturals, for example, 53097 + ... + 54583.

Almost surely, 280060080 is an apocalyptic number.

80060080 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

80060080 is an abundant number, since it is smaller than the sum of its proper divisors (106481552).

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

80060080 is a wasteful number, since it uses less digits than its factorization.

80060080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2173 (or 2167 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 22.

The square root of 80060080 is about 8947.6298537657. The cubic root of 80060080 is about 430.9947763788.

Adding to 80060080 its reverse (8006008), we get a palindrome (88066088).

The spelling of 80060080 in words is "eighty million, sixty thousand, eighty".

Divisors: 1 2 4 5 8 10 16 20 40 80 673 1346 1487 2692 2974 3365 5384 5948 6730 7435 10768 11896 13460 14870 23792 26920 29740 53840 59480 118960 1000751 2001502 4003004 5003755 8006008 10007510 16012016 20015020 40030040 80060080