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38241413 = 73111491
BaseRepresentation
bin1001000111100…
…0010010000101
32122221212100122
42101320102011
534242211123
63443351325
7643022000
oct221702205
978855318
1038241413
111a64a381
1210982545
137bcc272
145116537
153555bc8
hex2478485

38241413 has 8 divisors (see below), whose sum is σ = 44596800. Its totient is φ = 32778060.

The previous prime is 38241407. The next prime is 38241421. The reversal of 38241413 is 31414283.

It is not a de Polignac number, because 38241413 - 26 = 38241349 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 (38241403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55403 + ... + 56088.

It is an arithmetic number, because the mean of its divisors is an integer number (5574600).

Almost surely, 238241413 is an apocalyptic number.

It is an amenable number.

38241413 is a deficient number, since it is larger than the sum of its proper divisors (6355387).

38241413 is an equidigital number, since it uses as much as digits as its factorization.

38241413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111512 (or 111498 counting only the distinct ones).

The product of its digits is 2304, while the sum is 26.

The square root of 38241413 is about 6183.9641816556. The cubic root of 38241413 is about 336.9079896854.

Adding to 38241413 its reverse (31414283), we get a palindrome (69655696).

The spelling of 38241413 in words is "thirty-eight million, two hundred forty-one thousand, four hundred thirteen".

Divisors: 1 7 49 343 111491 780437 5463059 38241413