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80097343146 = 23237665318077
BaseRepresentation
bin100101010011000101…
…1000111011010101010
321122202010021121200200
41022212023013122222
52303014404440041
6100443552013030
75533613116602
oct1124613073252
9248663247620
1080097343146
1130a72953467
1213634531176
137726358202
143c3ba77c02
15213bceb1b6
hex12a62c76aa

80097343146 has 48 divisors (see below), whose sum is σ = 178271279784. Its totient is φ = 25972175232.

The previous prime is 80097343129. The next prime is 80097343147. The reversal of 80097343146 is 64134379008.

80097343146 is a `hidden beast` number, since 80 + 0 + 97 + 343 + 146 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 77832630225 + 2264712921 = 278985^2 + 47589^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (80097343147) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4421860 + ... + 4439936.

Almost surely, 280097343146 is an apocalyptic number.

80097343146 is an abundant number, since it is smaller than the sum of its proper divisors (98173936638).

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

80097343146 is a wasteful number, since it uses less digits than its factorization.

80097343146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24775 (or 24772 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 45.

The spelling of 80097343146 in words is "eighty billion, ninety-seven million, three hundred forty-three thousand, one hundred forty-six".

Divisors: 1 2 3 6 9 18 37 74 111 222 333 666 6653 13306 18077 19959 36154 39918 54231 59877 108462 119754 162693 246161 325386 492322 668849 738483 1337698 1476966 2006547 2215449 4013094 4430898 6019641 12039282 120266281 240532562 360798843 721597686 1082396529 2164793058 4449852397 8899704794 13349557191 26699114382 40048671573 80097343146