Base | Representation |
---|---|
bin | 1010011011100110… |
… | …1101001110011110 |
3 | 21020010222010020120 |
4 | 2212321231032132 |
5 | 21213314122220 |
6 | 1141504455410 |
7 | 126250561644 |
oct | 24671551636 |
9 | 7203863216 |
10 | 2800145310 |
11 | 1207677686 |
12 | 66191a566 |
13 | 35817b421 |
14 | 1c7c61194 |
15 | 115c67a40 |
hex | a6e6d39e |
2800145310 has 64 divisors (see below), whose sum is σ = 7236345600. Its totient is φ = 690862592.
The previous prime is 2800145297. The next prime is 2800145317. The reversal of 2800145310 is 135410082.
It is a super-2 number, since 2×28001453102 = 15681627514229992200, which contains 22 as substring.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2800145317) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16440 + ... + 76619.
It is an arithmetic number, because the mean of its divisors is an integer number (113067900).
Almost surely, 22800145310 is an apocalyptic number.
2800145310 is an abundant number, since it is smaller than the sum of its proper divisors (4436200290).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2800145310 is a wasteful number, since it uses less digits than its factorization.
2800145310 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 93145.
The product of its (nonzero) digits is 960, while the sum is 24.
The square root of 2800145310 is about 52916.3992539175. The cubic root of 2800145310 is about 1409.4841279669.
Adding to 2800145310 its reverse (135410082), we get a palindrome (2935555392).
The spelling of 2800145310 in words is "two billion, eight hundred million, one hundred forty-five thousand, three hundred ten".
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