Base | Representation |
---|---|
bin | 1110110001011110001011… |
… | …0010101001001100000100 |
3 | 2010111211012220122212210211 |
4 | 3230113202302221030010 |
5 | 4112111310011213100 |
6 | 54313544412125204 |
7 | 3264344400160111 |
oct | 354274262511404 |
9 | 63454186585724 |
10 | 16243076272900 |
11 | 51a2717111004 |
12 | 19a4025466804 |
13 | 90a93bcc8059 |
14 | 402251d89908 |
15 | 1d27bde451ba |
hex | ec5e2ca9304 |
16243076272900 has 81 divisors (see below), whose sum is σ = 35840200140927. Its totient is φ = 6389751268800.
The previous prime is 16243076272823. The next prime is 16243076272901. The reversal of 16243076272900 is 927267034261.
The square root of 16243076272900 is 4030270.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in 4 ways, for example, as 7481855148804 + 8761221124096 = 2735298^2 + 2959936^2 .
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (16243076272901) by changing a digit.
It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 2458461397 + ... + 2458468003.
Almost surely, 216243076272900 is an apocalyptic number.
16243076272900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
16243076272900 is the 4030270-th square number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 16243076272900
16243076272900 is an abundant number, since it is smaller than the sum of its proper divisors (19597123868027).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
16243076272900 is an frugal number, since it uses more digits than its factorization.
16243076272900 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13350 (or 6675 counting only the distinct ones).
The product of its (nonzero) digits is 1524096, while the sum is 49.
Multiplying 16243076272900 by its sum of digits (49), we get a square (795910737372100 = 282118902).
The spelling of 16243076272900 in words is "sixteen trillion, two hundred forty-three billion, seventy-six million, two hundred seventy-two thousand, nine hundred".
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