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80076937212 = 22322224359367
BaseRepresentation
bin100101010010011110…
…1010001011111111100
321122200200212220000100
41022210331101133330
52302444143442322
6100441542401100
75533244510226
oct1124475213774
9248620786010
1080076937212
1130a62386158
1213629730190
1377220620ac
143c39085416
15213a119dac
hex12a4f517fc

80076937212 has 18 divisors (see below), whose sum is σ = 202416702488. Its totient is φ = 26692312392.

The previous prime is 80076937183. The next prime is 80076937219. The reversal of 80076937212 is 21273967008.

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80076937219) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1112179648 + ... + 1112179719.

Almost surely, 280076937212 is an apocalyptic number.

It is an amenable number.

80076937212 is an abundant number, since it is smaller than the sum of its proper divisors (122339765276).

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

80076937212 is a wasteful number, since it uses less digits than its factorization.

80076937212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2224359377 (or 2224359372 counting only the distinct ones).

The product of its (nonzero) digits is 254016, while the sum is 45.

The spelling of 80076937212 in words is "eighty billion, seventy-six million, nine hundred thirty-seven thousand, two hundred twelve".

Divisors: 1 2 3 4 6 9 12 18 36 2224359367 4448718734 6673078101 8897437468 13346156202 20019234303 26692312404 40038468606 80076937212