Search a number
-
+
2874025 = 527111493
BaseRepresentation
bin1010111101101010101001
312102000102101
422331222221
51213432100
6141333401
733300040
oct12755251
95360371
102874025
111693330
12b67261
1379820b
1454b557
153bb86a
hex2bdaa9

2874025 has 24 divisors (see below), whose sum is σ = 4446144. Its totient is φ = 1790400.

The previous prime is 2874023. The next prime is 2874029. The reversal of 2874025 is 5204782.

It is not a de Polignac number, because 2874025 - 21 = 2874023 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2873984 and 2874002.

It is not an unprimeable number, because it can be changed into a prime (2874023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1179 + ... + 2671.

It is an arithmetic number, because the mean of its divisors is an integer number (185256).

22874025 is an apocalyptic number.

2874025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2874025 is a deficient number, since it is larger than the sum of its proper divisors (1572119).

2874025 is a wasteful number, since it uses less digits than its factorization.

2874025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1521 (or 1516 counting only the distinct ones).

The product of its (nonzero) digits is 4480, while the sum is 28.

The square root of 2874025 is about 1695.2949595867. The cubic root of 2874025 is about 142.1772731444.

The spelling of 2874025 in words is "two million, eight hundred seventy-four thousand, twenty-five".

Divisors: 1 5 7 11 25 35 55 77 175 275 385 1493 1925 7465 10451 16423 37325 52255 82115 114961 261275 410575 574805 2874025