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6997235298 = 231961379257
BaseRepresentation
bin1101000010001000…
…10101011001100010
3200001122112101022220
412201010111121202
5103312243012143
63114155011510
7335253342624
oct64104253142
920048471286
106997235298
112a70836499
121433439b96
13876878721
144a543ac14
152ae46ed83
hex1a1115662

6997235298 has 16 divisors (see below), whose sum is σ = 14731021920. Its totient is φ = 2209653216.

The previous prime is 6997235293. The next prime is 6997235299. The reversal of 6997235298 is 8925327996.

It is a super-2 number, since 2×69972352982 = 97922603631154297608, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (6997235293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30689515 + ... + 30689742.

It is an arithmetic number, because the mean of its divisors is an integer number (920688870).

Almost surely, 26997235298 is an apocalyptic number.

6997235298 is an abundant number, since it is smaller than the sum of its proper divisors (7733786622).

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

6997235298 is a wasteful number, since it uses less digits than its factorization.

6997235298 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61379281.

The product of its digits is 14696640, while the sum is 60.

The square root of 6997235298 is about 83649.4787670551. The cubic root of 6997235298 is about 1912.6793074825.

The spelling of 6997235298 in words is "six billion, nine hundred ninety-seven million, two hundred thirty-five thousand, two hundred ninety-eight".

Divisors: 1 2 3 6 19 38 57 114 61379257 122758514 184137771 368275542 1166205883 2332411766 3498617649 6997235298