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197395223260 = 2259869761163
BaseRepresentation
bin1011011111010110101…
…1000001001011011100
3200212111210221022112211
42313311223001023130
511213231134121020
6230403200410204
720155431466504
oct2676553011334
9625453838484
10197395223260
1176795503954
123230b316964
13157ca795c71
1497a8198a04
15520494d85a
hex2df5ac12dc

197395223260 has 12 divisors (see below), whose sum is σ = 414529968888. Its totient is φ = 78958089296.

The previous prime is 197395223209. The next prime is 197395223269. The reversal of 197395223260 is 62322593791.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (197395223269) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4934880562 + ... + 4934880601.

It is an arithmetic number, because the mean of its divisors is an integer number (34544164074).

Almost surely, 2197395223260 is an apocalyptic number.

197395223260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

197395223260 is an abundant number, since it is smaller than the sum of its proper divisors (217134745628).

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

197395223260 is a wasteful number, since it uses less digits than its factorization.

197395223260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9869761172 (or 9869761170 counting only the distinct ones).

The product of its (nonzero) digits is 1224720, while the sum is 49.

The spelling of 197395223260 in words is "one hundred ninety-seven billion, three hundred ninety-five million, two hundred twenty-three thousand, two hundred sixty".

Divisors: 1 2 4 5 10 20 9869761163 19739522326 39479044652 49348805815 98697611630 197395223260