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2047223041 = 3718155061
BaseRepresentation
bin111101000000110…
…0010010100000001
312021200012201001121
41322001202110001
513143042114131
6535051032241
7101506052203
oct17201422401
95250181047
102047223041
11960670a76
1249173b681
1326819c7a6
14155c6c773
15beade911
hex7a062501

2047223041 has 4 divisors (see below), whose sum is σ = 2047315284. Its totient is φ = 2047130800.

The previous prime is 2047223021. The next prime is 2047223051. The reversal of 2047223041 is 1403227402.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 1403227402 = 2701613701.

It can be written as a sum of positive squares in 2 ways, for example, as 783776016 + 1263447025 = 27996^2 + 35545^2 .

It is a cyclic number.

It is not a de Polignac number, because 2047223041 - 211 = 2047220993 is a prime.

It is a super-2 number, since 2×20472230412 = 8382244359202575362, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2047222997 and 2047223015.

It is not an unprimeable number, because it can be changed into a prime (2047223021) 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 3 ways as a sum of consecutive naturals, for example, 9651 + ... + 64711.

It is an arithmetic number, because the mean of its divisors is an integer number (511828821).

Almost surely, 22047223041 is an apocalyptic number.

It is an amenable number.

2047223041 is a deficient number, since it is larger than the sum of its proper divisors (92243).

2047223041 is an equidigital number, since it uses as much as digits as its factorization.

2047223041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92242.

The product of its (nonzero) digits is 2688, while the sum is 25.

The square root of 2047223041 is about 45246.2489163466. The cubic root of 2047223041 is about 1269.7602293957.

The spelling of 2047223041 in words is "two billion, forty-seven million, two hundred twenty-three thousand, forty-one".

Divisors: 1 37181 55061 2047223041