Base | Representation |
---|---|
bin | 1011011111000001001… |
… | …1110101101100001010 |
3 | 200212021112122202021020 |
4 | 2313300103311230022 |
5 | 11213040121321220 |
6 | 230350224253310 |
7 | 20153260021350 |
oct | 2676023655412 |
9 | 625245582236 |
10 | 197305260810 |
11 | 76749748819 |
12 | 322a5171236 |
13 | 157b4c58148 |
14 | 979a25b7d0 |
15 | 51ebacd040 |
hex | 2df04f5b0a |
197305260810 has 128 divisors (see below), whose sum is σ = 551653079040. Its totient is φ = 44226414336.
The previous prime is 197305260781. The next prime is 197305260851. The reversal of 197305260810 is 18062503791.
It is a super-2 number, since 2×1973052608102 (a number of 23 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (42).
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 46064929 + ... + 46069211.
It is an arithmetic number, because the mean of its divisors is an integer number (4309789680).
Almost surely, 2197305260810 is an apocalyptic number.
197305260810 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 197305260810, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (275826539520).
197305260810 is an abundant number, since it is smaller than the sum of its proper divisors (354347818230).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
197305260810 is a wasteful number, since it uses less digits than its factorization.
197305260810 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8492.
The product of its (nonzero) digits is 90720, while the sum is 42.
The spelling of 197305260810 in words is "one hundred ninety-seven billion, three hundred five million, two hundred sixty thousand, eight hundred ten".
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