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3119913 = 32346657
BaseRepresentation
bin1011111001101100101001
312212111201100
423321230221
51244314123
6150512013
735342646
oct13715451
95774640
103119913
111841045
121065609
13853104
145b2dcd
15419643
hex2f9b29

3119913 has 6 divisors (see below), whose sum is σ = 4506554. Its totient is φ = 2079936.

The previous prime is 3119903. The next prime is 3119923. The reversal of 3119913 is 3199113.

It is an interprime number because it is at equal distance from previous prime (3119903) and next prime (3119923).

It can be written as a sum of positive squares in only one way, i.e., 2862864 + 257049 = 1692^2 + 507^2 .

It is not a de Polignac number, because 3119913 - 210 = 3118889 is a prime.

It is a nude number because it is divisible by every one of its digits.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3119903) 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 5 ways as a sum of consecutive naturals, for example, 173320 + ... + 173337.

Almost surely, 23119913 is an apocalyptic number.

It is an amenable number.

3119913 is a deficient number, since it is larger than the sum of its proper divisors (1386641).

3119913 is a wasteful number, since it uses less digits than its factorization.

3119913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 346663 (or 346660 counting only the distinct ones).

The product of its digits is 729, while the sum is 27.

The square root of 3119913 is about 1766.3275460684. The cubic root of 3119913 is about 146.1215132753.

The spelling of 3119913 in words is "three million, one hundred nineteen thousand, nine hundred thirteen".

Divisors: 1 3 9 346657 1039971 3119913