Search a number
-
+
80297246592 = 27352581573
BaseRepresentation
bin100101011001000010…
…1101011111110000000
321200021001102202200000
41022302011223332000
52303422043342332
6100515452400000
75541561222513
oct1126205537600
9250231382600
1080297246592
113106577a922
121368b476000
1377588aa584
143c5a432d7a
15214e636b7c
hex12b216bf80

80297246592 has 96 divisors (see below), whose sum is σ = 239621698680. Its totient is φ = 26765738496.

The previous prime is 80297246569. The next prime is 80297246629. The reversal of 80297246592 is 29564279208.

80297246592 is a `hidden beast` number, since 8 + 0 + 2 + 9 + 7 + 2 + 46 + 592 = 666.

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-2 number, since 2×802972465922 (a number of 23 digits) contains 22 as substring.

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

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 1259683 + ... + 1321890.

Almost surely, 280297246592 is an apocalyptic number.

It is an amenable number.

80297246592 is an abundant number, since it is smaller than the sum of its proper divisors (159324452088).

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

80297246592 is an equidigital number, since it uses as much as digits as its factorization.

80297246592 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2581602 (or 2581578 counting only the distinct ones).

The product of its (nonzero) digits is 4354560, while the sum is 54.

The spelling of 80297246592 in words is "eighty billion, two hundred ninety-seven million, two hundred forty-six thousand, five hundred ninety-two".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 64 72 81 96 108 128 144 162 192 216 243 288 324 384 432 486 576 648 864 972 1152 1296 1728 1944 2592 3456 3888 5184 7776 10368 15552 31104 2581573 5163146 7744719 10326292 15489438 20652584 23234157 30978876 41305168 46468314 61957752 69702471 82610336 92936628 123915504 139404942 165220672 185873256 209107413 247831008 278809884 330441344 371746512 418214826 495662016 557619768 627322239 743493024 836429652 991324032 1115239536 1254644478 1486986048 1672859304 2230479072 2509288956 2973972096 3345718608 4460958144 5018577912 6691437216 8921916288 10037155824 13382874432 20074311648 26765748864 40148623296 80297246592