Search a number
-
+
1335424001 = 1778554353
BaseRepresentation
bin100111110011000…
…1111010000000001
310110001211120100012
41033212033100001
510213332032001
6340302434305
745043626302
oct11746172001
93401746305
101335424001
116258a28aa
12313292995
1318388ba22
14c95027a9
157c38b2bb
hex4f98f401

1335424001 has 4 divisors (see below), whose sum is σ = 1413978372. Its totient is φ = 1256869632.

The previous prime is 1335423977. The next prime is 1335424003. The reversal of 1335424001 is 1004245331.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1004245331 = 2801358531.

It can be written as a sum of positive squares in 2 ways, for example, as 1088934001 + 246490000 = 32999^2 + 15700^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-1335424001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1335424003) 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, 39277160 + ... + 39277193.

It is an arithmetic number, because the mean of its divisors is an integer number (353494593).

Almost surely, 21335424001 is an apocalyptic number.

It is an amenable number.

1335424001 is a deficient number, since it is larger than the sum of its proper divisors (78554371).

1335424001 is an equidigital number, since it uses as much as digits as its factorization.

1335424001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78554370.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 1335424001 is about 36543.4535997899. The cubic root of 1335424001 is about 1101.2173852637.

Adding to 1335424001 its reverse (1004245331), we get a palindrome (2339669332).

The spelling of 1335424001 in words is "one billion, three hundred thirty-five million, four hundred twenty-four thousand, one".

Divisors: 1 17 78554353 1335424001