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2854230625 = 5421372
BaseRepresentation
bin1010101000100000…
…0001101001100001
321100220201221100101
42222020001221201
521321140340000
61151120022401
7130505363041
oct25210015141
97326657311
102854230625
111235158794
12677a61a01
1336643717c
141d10dd721
1511a89ce6a
hexaa201a61

2854230625 has 15 divisors (see below), whose sum is σ = 3568316367. Its totient is φ = 2282316000.

The previous prime is 2854230583. The next prime is 2854230629. The reversal of 2854230625 is 5260324582.

The square root of 2854230625 is 53425.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 7 ways, for example, as 2840570209 + 13660416 = 53297^2 + 3696^2 .

It is a de Polignac number, because none of the positive numbers 2k-2854230625 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2854230629) by changing a digit.

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 14 ways as a sum of consecutive naturals, for example, 1334557 + ... + 1336693.

Almost surely, 22854230625 is an apocalyptic number.

2854230625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2854230625 is the 53425-th square number.

2854230625 is the 26713-rd centered octagonal number.

It is an amenable number.

2854230625 is a deficient number, since it is larger than the sum of its proper divisors (714085742).

2854230625 is an frugal number, since it uses more digits than its factorization.

2854230625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4294 (or 2142 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 37.

The cubic root of 2854230625 is about 1418.5011336789.

It can be divided in two parts, 2854230 and 625, that added together give a triangular number (2854855 = T2389).

The spelling of 2854230625 in words is "two billion, eight hundred fifty-four million, two hundred thirty thousand, six hundred twenty-five".

Divisors: 1 5 25 125 625 2137 10685 53425 267125 1335625 4566769 22833845 114169225 570846125 2854230625