Search a number
-
+
2802925 = 52191587
BaseRepresentation
bin1010101100010011101101
312021101220001
422230103231
51204143200
6140024301
732552536
oct12542355
95241801
102802925
111644974
12b32091
13771a48
1452d68d
153a576a
hex2ac4ed

2802925 has 12 divisors (see below), whose sum is σ = 3499776. Its totient is φ = 2226800.

The previous prime is 2802923. The next prime is 2802929. The reversal of 2802925 is 5292082.

It is not a de Polignac number, because 2802925 - 21 = 2802923 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2802893 and 2802902.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2802923) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4482 + ... + 5068.

It is an arithmetic number, because the mean of its divisors is an integer number (291648).

22802925 is an apocalyptic number.

2802925 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2802925 is a deficient number, since it is larger than the sum of its proper divisors (696851).

2802925 is a wasteful number, since it uses less digits than its factorization.

2802925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 788 (or 783 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 2802925 is about 1674.1938358506. The cubic root of 2802925 is about 140.9950369629.

The spelling of 2802925 in words is "two million, eight hundred two thousand, nine hundred twenty-five".

Divisors: 1 5 25 191 587 955 2935 4775 14675 112117 560585 2802925