Base | Representation |
---|---|
bin | 10000010000001… |
… | …000001110001110 |
3 | 201000001201220212 |
4 | 100100020032032 |
5 | 1024300212223 |
6 | 43020042422 |
7 | 6520413065 |
oct | 2020101616 |
9 | 630051825 |
10 | 272663438 |
11 | 12aa03093 |
12 | 77393412 |
13 | 44649218 |
14 | 282d91dc |
15 | 18e0e278 |
hex | 1040838e |
272663438 has 16 divisors (see below), whose sum is σ = 414965376. Its totient is φ = 134354400.
The previous prime is 272663437. The next prime is 272663441. The reversal of 272663438 is 834366272.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 272663395 and 272663404.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (272663431) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42020 + ... + 48072.
It is an arithmetic number, because the mean of its divisors is an integer number (25935336).
Almost surely, 2272663438 is an apocalyptic number.
272663438 is a deficient number, since it is larger than the sum of its proper divisors (142301938).
272663438 is a wasteful number, since it uses less digits than its factorization.
272663438 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6379.
The product of its digits is 290304, while the sum is 41.
The square root of 272663438 is about 16512.5236714440. The cubic root of 272663438 is about 648.4487172392.
The spelling of 272663438 in words is "two hundred seventy-two million, six hundred sixty-three thousand, four hundred thirty-eight".
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