Search a number
-
+
2774313 = 322811097
BaseRepresentation
bin1010100101010100101001
312012221122100
422211110221
51202234223
6135244013
732403243
oct12452451
95187570
102774313
111625423
12b19609
13761a09
14523093
1539c043
hex2a5529

2774313 has 12 divisors (see below), whose sum is σ = 4025268. Its totient is φ = 1841280.

The previous prime is 2774311. The next prime is 2774327. The reversal of 2774313 is 3134772.

It can be written as a sum of positive squares in 2 ways, for example, as 1327104 + 1447209 = 1152^2 + 1203^2 .

It is not a de Polignac number, because 2774313 - 21 = 2774311 is a prime.

It is an Ulam number.

It is a d-powerful number, because it can be written as 217 + 72 + 72 + 410 + 35 + 1 + 313 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2774311) 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, 1981 + ... + 3077.

It is an arithmetic number, because the mean of its divisors is an integer number (335439).

22774313 is an apocalyptic number.

It is an amenable number.

2774313 is a deficient number, since it is larger than the sum of its proper divisors (1250955).

2774313 is a wasteful number, since it uses less digits than its factorization.

2774313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1384 (or 1381 counting only the distinct ones).

The product of its digits is 3528, while the sum is 27.

The square root of 2774313 is about 1665.6269090045. The cubic root of 2774313 is about 140.5136404313.

The spelling of 2774313 in words is "two million, seven hundred seventy-four thousand, three hundred thirteen".

Divisors: 1 3 9 281 843 1097 2529 3291 9873 308257 924771 2774313