Search a number
-
+
2448001 = 10323767
BaseRepresentation
bin1001010101101010000001
311121101000201
421111222001
51111314001
6124245201
726544013
oct11255201
94541021
102448001
111422246
129a0801
1367932a
1447a1b3
15335501
hex255a81

2448001 has 4 divisors (see below), whose sum is σ = 2471872. Its totient is φ = 2424132.

The previous prime is 2447981. The next prime is 2448007. The reversal of 2448001 is 1008442.

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, and also an emirpimes, since its reverse is a distinct semiprime: 1008442 = 2504221.

It is a cyclic number.

It is not a de Polignac number, because 2448001 - 215 = 2415233 is a prime.

It is an Ulam number.

It is a Duffinian number.

2448001 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 2448001.

It is not an unprimeable number, because it can be changed into a prime (2448007) 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, 11781 + ... + 11986.

It is an arithmetic number, because the mean of its divisors is an integer number (617968).

22448001 is an apocalyptic number.

It is an amenable number.

2448001 is a deficient number, since it is larger than the sum of its proper divisors (23871).

2448001 is a wasteful number, since it uses less digits than its factorization.

2448001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23870.

The product of its (nonzero) digits is 256, while the sum is 19.

The square root of 2448001 is about 1564.6088968173. The cubic root of 2448001 is about 134.7733003676.

The spelling of 2448001 in words is "two million, four hundred forty-eight thousand, one".

Divisors: 1 103 23767 2448001