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80830814976 = 28343898091
BaseRepresentation
bin100101101000111100…
…1000101101100000000
321201122020102211220000
41023101321011230000
52311020142034401
6101044432520000
75561030406462
oct1132171055400
9251566384800
1080830814976
113130998472a
12137ba0b0000
1378122b6902
143cab246132
1521813d1186
hex12d1e45b00

80830814976 has 90 divisors (see below), whose sum is σ = 241022926452. Its totient is φ = 26943598080.

The previous prime is 80830814963. The next prime is 80830814983. The reversal of 80830814976 is 67941803808.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1928310 + ... + 1969781.

Almost surely, 280830814976 is an apocalyptic number.

It is an amenable number.

80830814976 is an abundant number, since it is smaller than the sum of its proper divisors (160192111476).

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

80830814976 is an equidigital number, since it uses as much as digits as its factorization.

80830814976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3898119 (or 3898096 counting only the distinct ones).

The product of its (nonzero) digits is 2322432, while the sum is 54.

The spelling of 80830814976 in words is "eighty billion, eight hundred thirty million, eight hundred fourteen thousand, nine hundred seventy-six".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 64 72 81 96 108 128 144 162 192 216 256 288 324 384 432 576 648 768 864 1152 1296 1728 2304 2592 3456 5184 6912 10368 20736 3898091 7796182 11694273 15592364 23388546 31184728 35082819 46777092 62369456 70165638 93554184 105248457 124738912 140331276 187108368 210496914 249477824 280662552 315745371 374216736 420993828 498955648 561325104 631490742 748433472 841987656 997911296 1122650208 1262981484 1496866944 1683975312 2245300416 2525962968 2993733888 3367950624 4490600832 5051925936 6735901248 8981201664 10103851872 13471802496 20207703744 26943604992 40415407488 80830814976