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78050341 = 79987979
BaseRepresentation
bin1001010011011…
…11010000100101
312102212100221101
410221233100211
5124440102331
611424520101
71635263005
oct451572045
9172770841
1078050341
114006a416
1222180031
1313229b45
14a51a005
156cbb061
hex4a6f425

78050341 has 4 divisors (see below), whose sum is σ = 79038400. Its totient is φ = 77062284.

The previous prime is 78050327. The next prime is 78050411. The reversal of 78050341 is 14305087.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 78050341 - 211 = 78048293 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 (78050321) 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 3 ways as a sum of consecutive naturals, for example, 493911 + ... + 494068.

It is an arithmetic number, because the mean of its divisors is an integer number (19759600).

Almost surely, 278050341 is an apocalyptic number.

It is an amenable number.

78050341 is a deficient number, since it is larger than the sum of its proper divisors (988059).

78050341 is an equidigital number, since it uses as much as digits as its factorization.

78050341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 988058.

The product of its (nonzero) digits is 3360, while the sum is 28.

The square root of 78050341 is about 8834.6104045396. The cubic root of 78050341 is about 427.3577671674.

The spelling of 78050341 in words is "seventy-eight million, fifty thousand, three hundred forty-one".

Divisors: 1 79 987979 78050341