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80088009680 = 2457143014303
BaseRepresentation
bin100101010010110011…
…1100000101111010000
321122201110201102120202
41022211213200233100
52303010012302210
6100443015554332
75533440564410
oct1124547405720
9248643642522
1080088009680
1130a68659058
121363138b9a8
13772443ab53
143c3a728640
15213b0a59a5
hex12a59e0bd0

80088009680 has 40 divisors (see below), whose sum is σ = 212805284352. Its totient is φ = 27458745984.

The previous prime is 80088009607. The next prime is 80088009689. The reversal of 80088009680 is 8690088008.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80088009689) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71506592 + ... + 71507711.

Almost surely, 280088009680 is an apocalyptic number.

80088009680 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

80088009680 is an abundant number, since it is smaller than the sum of its proper divisors (132717274672).

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

80088009680 is a wasteful number, since it uses less digits than its factorization.

80088009680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143014323 (or 143014317 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 47.

The spelling of 80088009680 in words is "eighty billion, eighty-eight million, nine thousand, six hundred eighty".

Divisors: 1 2 4 5 7 8 10 14 16 20 28 35 40 56 70 80 112 140 280 560 143014303 286028606 572057212 715071515 1001100121 1144114424 1430143030 2002200242 2288228848 2860286060 4004400484 5005500605 5720572120 8008800968 10011001210 11441144240 16017601936 20022002420 40044004840 80088009680