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80581383058 = 21119433188483
BaseRepresentation
bin100101100001100000…
…1100101001110010010
321200222212002101121211
41023003001211032102
52310012313224213
6101004002410334
75551611311641
oct1130301451622
9250885071554
1080581383058
11311a10a9850
121374a6609aa
1377a2712967
143c86077358
15216956053d
hex12c3065392

80581383058 has 16 divisors (see below), whose sum is σ = 131867930016. Its totient is φ = 36625822240.

The previous prime is 80581383041. The next prime is 80581383061. The reversal of 80581383058 is 85038318508.

It is a super-3 number, since 3×805813830583 (a number of 34 digits) contains 333 as substring.

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, 333285 + ... + 521767.

It is an arithmetic number, because the mean of its divisors is an integer number (8241745626).

Almost surely, 280581383058 is an apocalyptic number.

80581383058 is a deficient number, since it is larger than the sum of its proper divisors (51286546958).

80581383058 is a wasteful number, since it uses less digits than its factorization.

80581383058 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207929.

The product of its (nonzero) digits is 921600, while the sum is 49.

The spelling of 80581383058 in words is "eighty billion, five hundred eighty-one million, three hundred eighty-three thousand, fifty-eight".

Divisors: 1 2 11 22 19433 38866 188483 213763 376966 427526 2073313 4146626 3662790139 7325580278 40290691529 80581383058