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4379013 = 321728621
BaseRepresentation
bin10000101101000110000101
322020110212200
4100231012011
52110112023
6233505113
752135542
oct20550605
98213780
104379013
112521021
121572199
13ba4242
1481dbc9
155b7743
hex42d185

4379013 has 12 divisors (see below), whose sum is σ = 6697548. Its totient is φ = 2747520.

The previous prime is 4379009. The next prime is 4379017. The reversal of 4379013 is 3109734.

It is an interprime number because it is at equal distance from previous prime (4379009) and next prime (4379017).

It can be written as a sum of positive squares in 2 ways, for example, as 1340964 + 3038049 = 1158^2 + 1743^2 .

It is not a de Polignac number, because 4379013 - 22 = 4379009 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4379017) 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, 14158 + ... + 14463.

It is an arithmetic number, because the mean of its divisors is an integer number (558129).

Almost surely, 24379013 is an apocalyptic number.

It is an amenable number.

4379013 is a deficient number, since it is larger than the sum of its proper divisors (2318535).

4379013 is a wasteful number, since it uses less digits than its factorization.

4379013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28644 (or 28641 counting only the distinct ones).

The product of its (nonzero) digits is 2268, while the sum is 27.

The square root of 4379013 is about 2092.6091369389. The cubic root of 4379013 is about 163.6033070431.

The spelling of 4379013 in words is "four million, three hundred seventy-nine thousand, thirteen".

Divisors: 1 3 9 17 51 153 28621 85863 257589 486557 1459671 4379013