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97287273347841 = 3217960389368931
BaseRepresentation
bin10110000111101101110101…
…010111100111101100000001
3110202110120110100112100212100
4112013231311113213230001
5100222423313434112331
6542525053440021013
726330526220066413
oct2607556527475401
9422416410470770
1097287273347841
1128aa9334592655
12aab2b13001769
1342391c589b845
141a04a2cb289b3
15b3a9ea2ceae6
hex587b755e7b01

97287273347841 has 12 divisors (see below), whose sum is σ = 141311123300880. Its totient is φ = 64495846017240.

The previous prime is 97287273347827. The next prime is 97287273347879. The reversal of 97287273347841 is 14874337278279.

It is a happy number.

97287273347841 is a `hidden beast` number, since 9 + 7 + 2 + 8 + 7 + 273 + 347 + 8 + 4 + 1 = 666.

It is not a de Polignac number, because 97287273347841 - 210 = 97287273346817 is a prime.

It is a super-2 number, since 2×972872733478412 (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 97287273347841.

It is not an unprimeable number, because it can be changed into a prime (97287273347821) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 30194682855 + ... + 30194686076.

It is an arithmetic number, because the mean of its divisors is an integer number (11775926941740).

Almost surely, 297287273347841 is an apocalyptic number.

It is an amenable number.

97287273347841 is a deficient number, since it is larger than the sum of its proper divisors (44023849953039).

97287273347841 is a wasteful number, since it uses less digits than its factorization.

97287273347841 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60389369116 (or 60389369113 counting only the distinct ones).

The product of its digits is 796594176, while the sum is 72.

The spelling of 97287273347841 in words is "ninety-seven trillion, two hundred eighty-seven billion, two hundred seventy-three million, three hundred forty-seven thousand, eight hundred forty-one".

Divisors: 1 3 9 179 537 1611 60389368931 181168106793 543504320379 10809697038649 32429091115947 97287273347841