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42841379 = 76120197
BaseRepresentation
bin1010001101101…
…1010100100011
32222121120022202
42203123110203
541431411004
64130123415
71030100660
oct243332443
988546282
1042841379
11222013a9
121242056b
138b4cc39
145992a67
153b63b1e
hex28db523

42841379 has 4 divisors (see below), whose sum is σ = 48961584. Its totient is φ = 36721176.

The previous prime is 42841369. The next prime is 42841391. The reversal of 42841379 is 97314824.

42841379 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 42841379 - 224 = 26064163 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42841339) 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, 3060092 + ... + 3060105.

It is an arithmetic number, because the mean of its divisors is an integer number (12240396).

Almost surely, 242841379 is an apocalyptic number.

42841379 is a deficient number, since it is larger than the sum of its proper divisors (6120205).

42841379 is an equidigital number, since it uses as much as digits as its factorization.

42841379 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6120204.

The product of its digits is 48384, while the sum is 38.

The square root of 42841379 is about 6545.3326118693. The cubic root of 42841379 is about 349.9084903620.

The spelling of 42841379 in words is "forty-two million, eight hundred forty-one thousand, three hundred seventy-nine".

Divisors: 1 7 6120197 42841379