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148044110801 = 169818718221
BaseRepresentation
bin1000100111100000011…
…1011101101111010001
3112011010110010001021212
42021320013131233101
54411143243021201
6152002135025505
713460446115246
oct2117007355721
9464113101255
10148044110801
115787004a6a4
122483780b295
1310c642aaa82
147245ad95cd
153cb7031abb
hex22781ddbd1

148044110801 has 4 divisors (see below), whose sum is σ = 148052846004. Its totient is φ = 148035375600.

The previous prime is 148044110789. The next prime is 148044110869. The reversal of 148044110801 is 108011440841.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 108011440841 = 556031942547.

It can be written as a sum of positive squares in 2 ways, for example, as 133487929600 + 14556181201 = 365360^2 + 120649^2 .

It is a cyclic number.

It is not a de Polignac number, because 148044110801 - 26 = 148044110737 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (148044910801) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4342130 + ... + 4376091.

It is an arithmetic number, because the mean of its divisors is an integer number (37013211501).

Almost surely, 2148044110801 is an apocalyptic number.

It is an amenable number.

148044110801 is a deficient number, since it is larger than the sum of its proper divisors (8735203).

148044110801 is an equidigital number, since it uses as much as digits as its factorization.

148044110801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8735202.

The product of its (nonzero) digits is 4096, while the sum is 32.

The spelling of 148044110801 in words is "one hundred forty-eight billion, forty-four million, one hundred ten thousand, eight hundred one".

Divisors: 1 16981 8718221 148044110801