Base | Representation |
---|---|
bin | 1111110110001000001… |
… | …0000111100011001100 |
3 | 222000200000101002012001 |
4 | 3331202002013203030 |
5 | 13430010240141103 |
6 | 325020515322044 |
7 | 25445024643100 |
oct | 3754202074314 |
9 | 860600332161 |
10 | 272227662028 |
11 | a54a6466773 |
12 | 449145b0324 |
13 | 1c895131c2a |
14 | d2668d5900 |
15 | 713441801d |
hex | 3f620878cc |
272227662028 has 72 divisors (see below), whose sum is σ = 590377464432. Its totient is φ = 109132240896.
The previous prime is 272227661987. The next prime is 272227662029. The reversal of 272227662028 is 820266722272.
It is not an unprimeable number, because it can be changed into a prime (272227662029) 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, 292500 + ... + 793732.
It is an arithmetic number, because the mean of its divisors is an integer number (8199687006).
Almost surely, 2272227662028 is an apocalyptic number.
272227662028 is a gapful number since it is divisible by the number (28) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 272227662028, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (295188732216).
272227662028 is an abundant number, since it is smaller than the sum of its proper divisors (318149802404).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
272227662028 is a wasteful number, since it uses less digits than its factorization.
272227662028 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 501431 (or 501422 counting only the distinct ones).
The product of its (nonzero) digits is 903168, while the sum is 46.
The spelling of 272227662028 in words is "two hundred seventy-two billion, two hundred twenty-seven million, six hundred sixty-two thousand, twenty-eight".
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