Base | Representation |
---|---|
bin | 11101000010101001010… |
… | …001111011110011100000 |
3 | 21001210021002210221211220 |
4 | 131002221101323303200 |
5 | 230144200422020011 |
6 | 4124451505335040 |
7 | 264120266361300 |
oct | 35025121736340 |
9 | 7053232727756 |
10 | 1995704876256 |
11 | 6aa412413843 |
12 | 282945637480 |
13 | 11626a761530 |
14 | 6c842275600 |
15 | 36da5dad506 |
hex | 1d0a947bce0 |
1995704876256 has 144 divisors (see below), whose sum is σ = 6562798928784. Its totient is φ = 526339731456.
The previous prime is 1995704876233. The next prime is 1995704876257. The reversal of 1995704876256 is 6526784075991.
It is a super-2 number, since 2×19957048762562 (a number of 25 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1995704876257) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16256425 + ... + 16378728.
It is an arithmetic number, because the mean of its divisors is an integer number (45574992561).
Almost surely, 21995704876256 is an apocalyptic number.
1995704876256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
It is an amenable number.
1995704876256 is an abundant number, since it is smaller than the sum of its proper divisors (4567094052528).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1995704876256 is a wasteful number, since it uses less digits than its factorization.
1995704876256 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 32635193 (or 32635178 counting only the distinct ones).
The product of its (nonzero) digits is 228614400, while the sum is 69.
The spelling of 1995704876256 in words is "one trillion, nine hundred ninety-five billion, seven hundred four million, eight hundred seventy-six thousand, two hundred fifty-six".
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