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3498943 = 731012
BaseRepresentation
bin1101010110001110111111
320120202122111
431112032333
51343431233
6202554451
741512000
oct15261677
96522574
103498943
111a7a898
121208a27
139567a6
146711a7
15491acd
hex3563bf

3498943 has 12 divisors (see below), whose sum is σ = 4121200. Its totient is φ = 2969400.

The previous prime is 3498919. The next prime is 3498947.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

3498943 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 3498943 - 221 = 1401791 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

Its product of digits (93312) is a multiple of the sum of its prime divisors (108).

3498943 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 3498896 and 3498905.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3498947) 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, 34593 + ... + 34693.

Almost surely, 23498943 is an apocalyptic number.

3498943 is a deficient number, since it is larger than the sum of its proper divisors (622257).

3498943 is an frugal number, since it uses more digits than its factorization.

3498943 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223 (or 108 counting only the distinct ones).

The product of its digits is 93312, while the sum is 40.

The square root of 3498943 is about 1870.5461769227. The cubic root of 3498943 is about 151.8141628904.

The spelling of 3498943 in words is "three million, four hundred ninety-eight thousand, nine hundred forty-three".

Divisors: 1 7 49 101 343 707 4949 10201 34643 71407 499849 3498943