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8140413 = 323117977
BaseRepresentation
bin11111000011011001111101
3120022120112210
4133003121331
54040443123
6450251033
7126122661
oct37033175
916276483
108140413
114660016
122886a79
1318c0318
14111c8a1
15aabe93
hex7c367d

8140413 has 8 divisors (see below), whose sum is σ = 11325888. Its totient is φ = 5190944.

The previous prime is 8140411. The next prime is 8140421. The reversal of 8140413 is 3140418.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 8140413 - 21 = 8140411 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 8140413.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8140411) 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, 58920 + ... + 59057.

It is an arithmetic number, because the mean of its divisors is an integer number (1415736).

Almost surely, 28140413 is an apocalyptic number.

It is an amenable number.

8140413 is a deficient number, since it is larger than the sum of its proper divisors (3185475).

8140413 is a wasteful number, since it uses less digits than its factorization.

8140413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118003.

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 8140413 is about 2853.1409008319. The cubic root of 8140413 is about 201.1633285470.

The spelling of 8140413 in words is "eight million, one hundred forty thousand, four hundred thirteen".

Divisors: 1 3 23 69 117977 353931 2713471 8140413