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3490253 = 13172929
BaseRepresentation
bin1101010100000111001101
320120022201122
431110013031
51343142003
6202450325
741444444
oct15240715
96508648
103490253
111a74308
1212039a5
13952850
1466bd5b
1548e238
hex3541cd

3490253 has 12 divisors (see below), whose sum is σ = 3997140. Its totient is φ = 3028992.

The previous prime is 3490229. The next prime is 3490271. The reversal of 3490253 is 3520943.

3490253 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 170569 + 3319684 = 413^2 + 1822^2 .

It is not a de Polignac number, because 3490253 - 218 = 3228109 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3490153) 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 11 ways as a sum of consecutive naturals, for example, 3293 + ... + 4221.

It is an arithmetic number, because the mean of its divisors is an integer number (333095).

Almost surely, 23490253 is an apocalyptic number.

It is an amenable number.

3490253 is a deficient number, since it is larger than the sum of its proper divisors (506887).

3490253 is a wasteful number, since it uses less digits than its factorization.

3490253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 976 (or 959 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 26.

The square root of 3490253 is about 1868.2218818973. The cubic root of 3490253 is about 151.6883764492.

The spelling of 3490253 in words is "three million, four hundred ninety thousand, two hundred fifty-three".

Divisors: 1 13 17 221 289 929 3757 12077 15793 205309 268481 3490253