Base | Representation |
---|---|
bin | 11100100101100… |
… | …00001000101100 |
3 | 121201012221100020 |
4 | 32102300020230 |
5 | 442341444110 |
6 | 35443402140 |
7 | 5641144656 |
oct | 1622601054 |
9 | 551187306 |
10 | 239796780 |
11 | 1133a4963 |
12 | 68383350 |
13 | 3a8ac4b2 |
14 | 23bc16d6 |
15 | 160bad70 |
hex | e4b022c |
239796780 has 48 divisors (see below), whose sum is σ = 693095424. Its totient is φ = 61882560.
The previous prime is 239796761. The next prime is 239796793. The reversal of 239796780 is 87697932.
239796780 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
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, 62602 + ... + 66321.
It is an arithmetic number, because the mean of its divisors is an integer number (14439488).
Almost surely, 2239796780 is an apocalyptic number.
239796780 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
239796780 is an abundant number, since it is smaller than the sum of its proper divisors (453298644).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
239796780 is a wasteful number, since it uses less digits than its factorization.
239796780 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 128966 (or 128964 counting only the distinct ones).
The product of its (nonzero) digits is 1143072, while the sum is 51.
The square root of 239796780 is about 15485.3730985082. The cubic root of 239796780 is about 621.2710483849.
The spelling of 239796780 in words is "two hundred thirty-nine million, seven hundred ninety-six thousand, seven hundred eighty".
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