Base | Representation |
---|---|
bin | 1011011101111000110… |
… | …0010101110010110110 |
3 | 200211111100201012122122 |
4 | 2313132030111302312 |
5 | 11211424313232040 |
6 | 230300125355542 |
7 | 20142606315530 |
oct | 2673614256266 |
9 | 624440635578 |
10 | 197001305270 |
11 | 766031124a0 |
12 | 3221b408bb2 |
13 | 15766ca3ab3 |
14 | 976bb38850 |
15 | 51d008c1b5 |
hex | 2dde315cb6 |
197001305270 has 32 divisors (see below), whose sum is σ = 442101632256. Its totient is φ = 61403004000.
The previous prime is 197001305257. The next prime is 197001305287. The reversal of 197001305270 is 72503100791.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (35).
It is a self number, because there is not a number n which added to its sum of digits gives 197001305270.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 127922156 + ... + 127923695.
It is an arithmetic number, because the mean of its divisors is an integer number (13815676008).
Almost surely, 2197001305270 is an apocalyptic number.
197001305270 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
197001305270 is an abundant number, since it is smaller than the sum of its proper divisors (245100326986).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
197001305270 is a wasteful number, since it uses less digits than its factorization.
197001305270 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 255845876.
The product of its (nonzero) digits is 13230, while the sum is 35.
The spelling of 197001305270 in words is "one hundred ninety-seven billion, one million, three hundred five thousand, two hundred seventy".
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