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197075281468 = 221310847349397
BaseRepresentation
bin1011011110001010011…
…0100010011000111100
3200211200111220120220211
42313202212202120330
511212102233001333
6230311331122204
720144465152552
oct2674246423074
9624614816824
10197075281468
117664094994a
1232240143364
13157794053b0
1497778b3bd2
1551d6800ecd
hex2de29a263c

197075281468 has 24 divisors (see below), whose sum is σ = 371446411392. Its totient is φ = 90949176384.

The previous prime is 197075281457. The next prime is 197075281517. The reversal of 197075281468 is 864182570791.

197075281468 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 389346 + ... + 738742.

It is an arithmetic number, because the mean of its divisors is an integer number (15476933808).

Almost surely, 2197075281468 is an apocalyptic number.

It is an amenable number.

197075281468 is a deficient number, since it is larger than the sum of its proper divisors (174371129924).

197075281468 is a wasteful number, since it uses less digits than its factorization.

197075281468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 360261 (or 360259 counting only the distinct ones).

The product of its (nonzero) digits is 6773760, while the sum is 58.

The spelling of 197075281468 in words is "one hundred ninety-seven billion, seventy-five million, two hundred eighty-one thousand, four hundred sixty-eight".

Divisors: 1 2 4 13 26 52 10847 21694 43388 141011 282022 349397 564044 698794 1397588 4542161 9084322 18168644 3789909259 7579818518 15159637036 49268820367 98537640734 197075281468