Search a number
-
+
1405410001 = 15122341737
BaseRepresentation
bin101001111000100…
…1101101011010001
310121221112020002021
41103301031223101
510334241110001
6351242451441
746553534152
oct12361155321
93557466067
101405410001
11661354376
12332803b81
13195224068
14d491d929
15835b2ba1
hex53c4dad1

1405410001 has 8 divisors (see below), whose sum is σ = 1421095424. Its totient is φ = 1389808800.

The previous prime is 1405409989. The next prime is 1405410007. The reversal of 1405410001 is 1000145041.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1405410001 - 211 = 1405407953 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1405410007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12805 + ... + 54541.

It is an arithmetic number, because the mean of its divisors is an integer number (177636928).

Almost surely, 21405410001 is an apocalyptic number.

It is an amenable number.

1405410001 is a deficient number, since it is larger than the sum of its proper divisors (15685423).

1405410001 is a wasteful number, since it uses less digits than its factorization.

1405410001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42111.

The product of its (nonzero) digits is 80, while the sum is 16.

The square root of 1405410001 is about 37488.7983403043. The cubic root of 1405410001 is about 1120.1280681040.

Adding to 1405410001 its reverse (1000145041), we get a palindrome (2405555042).

The spelling of 1405410001 in words is "one billion, four hundred five million, four hundred ten thousand, one".

Divisors: 1 151 223 33673 41737 6302287 9307351 1405410001