Base | Representation |
---|---|
bin | 1011010111010010011… |
… | …1011001100111110110 |
3 | 200122220220201021202010 |
4 | 2311310213121213312 |
5 | 11144312340421232 |
6 | 225404252425050 |
7 | 20050660511055 |
oct | 2656447314766 |
9 | 618826637663 |
10 | 195230013942 |
11 | 75884287067 |
12 | 31a06178186 |
13 | 15544026012 |
14 | 96407b639c |
15 | 51298050cc |
hex | 2d749d99f6 |
195230013942 has 32 divisors (see below), whose sum is σ = 390996947808. Its totient is φ = 64987243776.
The previous prime is 195230013917. The next prime is 195230013959. The reversal of 195230013942 is 249310032591.
It is a super-2 number, since 2×1952300139422 (a number of 23 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 195230013942.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17786368 + ... + 17797340.
It is an arithmetic number, because the mean of its divisors is an integer number (12218654619).
Almost surely, 2195230013942 is an apocalyptic number.
195230013942 is an abundant number, since it is smaller than the sum of its proper divisors (195766933866).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
195230013942 is a wasteful number, since it uses less digits than its factorization.
195230013942 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14784.
The product of its (nonzero) digits is 58320, while the sum is 39.
The spelling of 195230013942 in words is "one hundred ninety-five billion, two hundred thirty million, thirteen thousand, nine hundred forty-two".
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