Search a number
-
+
1401450001 = 7229874267
BaseRepresentation
bin101001110001000…
…0110111000010001
310121200002000222121
41103202012320101
510332232400001
6351021534241
746505062030
oct12342067021
93550060877
101401450001
1165a09a146
12331414381
13194468773
14d41ac717
158307e6a1
hex53886e11

1401450001 has 8 divisors (see below), whose sum is σ = 1608653120. Its totient is φ = 1195995888.

The previous prime is 1401449971. The next prime is 1401450079. The reversal of 1401450001 is 1000541041.

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 1401450001 - 217 = 1401318929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1401450091) 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 7 ways as a sum of consecutive naturals, for example, 435531 + ... + 438736.

It is an arithmetic number, because the mean of its divisors is an integer number (201081640).

Almost surely, 21401450001 is an apocalyptic number.

It is an amenable number.

1401450001 is a deficient number, since it is larger than the sum of its proper divisors (207203119).

1401450001 is an equidigital number, since it uses as much as digits as its factorization.

1401450001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 874503.

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

The square root of 1401450001 is about 37435.9453066167. The cubic root of 1401450001 is about 1119.0750231280.

Adding to 1401450001 its reverse (1000541041), we get a palindrome (2401991042).

The spelling of 1401450001 in words is "one billion, four hundred one million, four hundred fifty thousand, one".

Divisors: 1 7 229 1603 874267 6119869 200207143 1401450001