Base | Representation |
---|---|
bin | 10000010000101… |
… | …110101011000010 |
3 | 201000100201221220 |
4 | 100100232223002 |
5 | 1024320232210 |
6 | 43023255510 |
7 | 6521640204 |
oct | 2020565302 |
9 | 630321856 |
10 | 272820930 |
11 | 130000448 |
12 | 7744a596 |
13 | 446a2b05 |
14 | 2833a774 |
15 | 18e40c70 |
hex | 1042eac2 |
272820930 has 32 divisors (see below), whose sum is σ = 693287424. Its totient is φ = 68472576.
The previous prime is 272820923. The next prime is 272820949. The reversal of 272820930 is 39028272.
It is a junction number, because it is equal to n+sod(n) for n = 272820891 and 272820900.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 266962 + ... + 267981.
It is an arithmetic number, because the mean of its divisors is an integer number (21665232).
Almost surely, 2272820930 is an apocalyptic number.
272820930 is an abundant number, since it is smaller than the sum of its proper divisors (420466494).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
272820930 is a wasteful number, since it uses less digits than its factorization.
272820930 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 534970.
The product of its (nonzero) digits is 12096, while the sum is 33.
The square root of 272820930 is about 16517.2918482420. The cubic root of 272820930 is about 648.5735424690.
The spelling of 272820930 in words is "two hundred seventy-two million, eight hundred twenty thousand, nine hundred thirty".
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