Base | Representation |
---|---|
bin | 1011011110101001101… |
… | …0011000101000000000 |
3 | 200212000122110201001000 |
4 | 2313222122120220000 |
5 | 11212334304012342 |
6 | 230332331412000 |
7 | 20150646002220 |
oct | 2675232305000 |
9 | 625018421030 |
10 | 197206313472 |
11 | 766a8906163 |
12 | 32277bb4000 |
13 | 1579a5c281c |
14 | 978b062080 |
15 | 51e308544c |
hex | 2dea698a00 |
197206313472 has 320 divisors, whose sum is σ = 668234730240. Its totient is φ = 56251957248.
The previous prime is 197206313461. The next prime is 197206313497. The reversal of 197206313472 is 274313602791.
197206313472 is a `hidden beast` number, since 1 + 9 + 7 + 2 + 0 + 631 + 3 + 4 + 7 + 2 = 666.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 77122818 + ... + 77125374.
It is an arithmetic number, because the mean of its divisors is an integer number (2088233532).
Almost surely, 2197206313472 is an apocalyptic number.
197206313472 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 197206313472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (334117365120).
197206313472 is an abundant number, since it is smaller than the sum of its proper divisors (471028416768).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
197206313472 is an equidigital number, since it uses as much as digits as its factorization.
197206313472 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3388 (or 3366 counting only the distinct ones).
The product of its (nonzero) digits is 381024, while the sum is 45.
The spelling of 197206313472 in words is "one hundred ninety-seven billion, two hundred six million, three hundred thirteen thousand, four hundred seventy-two".
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