Base | Representation |
---|---|
bin | 1010010110111000… |
… | …0000011000011110 |
3 | 21011202121220201211 |
4 | 2211232000120132 |
5 | 21143224111310 |
6 | 1135515255034 |
7 | 125620111216 |
oct | 24556003036 |
9 | 7152556654 |
10 | 2780300830 |
11 | 11a745318a |
12 | 65714a47a |
13 | 354020a28 |
14 | 1c5377246 |
15 | 114147c8a |
hex | a5b8061e |
2780300830 has 8 divisors (see below), whose sum is σ = 5004541512. Its totient is φ = 1112120328.
The previous prime is 2780300827. The next prime is 2780300833. The reversal of 2780300830 is 380030872.
It is an interprime number because it is at equal distance from previous prime (2780300827) and next prime (2780300833).
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 2780300792 and 2780300801.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2780300833) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 139015032 + ... + 139015051.
It is an arithmetic number, because the mean of its divisors is an integer number (625567689).
Almost surely, 22780300830 is an apocalyptic number.
2780300830 is a deficient number, since it is larger than the sum of its proper divisors (2224240682).
2780300830 is a wasteful number, since it uses less digits than its factorization.
2780300830 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 278030090.
The product of its (nonzero) digits is 8064, while the sum is 31.
The square root of 2780300830 is about 52728.5580117644. The cubic root of 2780300830 is about 1406.1465849745.
The spelling of 2780300830 in words is "two billion, seven hundred eighty million, three hundred thousand, eight hundred thirty".
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