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7390413 = 33273719
BaseRepresentation
bin11100001100010011001101
3111220110202000
4130030103031
53342443123
6422222513
7116550252
oct34142315
914813660
107390413
114198588
122584a39
1316b9b34
14da5429
159aeb43
hex70c4cd

7390413 has 8 divisors (see below), whose sum is σ = 10948800. Its totient is φ = 4926924.

The previous prime is 7390391. The next prime is 7390423. The reversal of 7390413 is 3140937.

It is not a de Polignac number, because 7390413 - 25 = 7390381 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 273719 = 7390413 / (7 + 3 + 9 + 0 + 4 + 1 + 3).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7390423) 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 7 ways as a sum of consecutive naturals, for example, 136833 + ... + 136886.

It is an arithmetic number, because the mean of its divisors is an integer number (1368600).

Almost surely, 27390413 is an apocalyptic number.

It is an amenable number.

7390413 is a deficient number, since it is larger than the sum of its proper divisors (3558387).

7390413 is a wasteful number, since it uses less digits than its factorization.

7390413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 273728 (or 273722 counting only the distinct ones).

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

The square root of 7390413 is about 2718.5314050053. The cubic root of 7390413 is about 194.7853258837.

The spelling of 7390413 in words is "seven million, three hundred ninety thousand, four hundred thirteen".

Divisors: 1 3 9 27 273719 821157 2463471 7390413