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1313332001 = 6437432749
BaseRepresentation
bin100111001000111…
…1101101100100001
310101112021011210222
41032101331230201
510142203111001
6334153132425
744355065162
oct11621755441
93345234728
101313332001
11614383853
123079ba115
1317c125337
14c65d1769
157a47561b
hex4e47db21

1313332001 has 8 divisors (see below), whose sum is σ = 1317624000. Its totient is φ = 1309048272.

The previous prime is 1313331989. The next prime is 1313332061. The reversal of 1313332001 is 1002333131.

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 1313332001 - 230 = 239590177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1313332061) 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, 476375 + ... + 479123.

It is an arithmetic number, because the mean of its divisors is an integer number (164703000).

Almost surely, 21313332001 is an apocalyptic number.

It is an amenable number.

1313332001 is a deficient number, since it is larger than the sum of its proper divisors (4291999).

1313332001 is an equidigital number, since it uses as much as digits as its factorization.

1313332001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4135.

The product of its (nonzero) digits is 162, while the sum is 17.

The square root of 1313332001 is about 36239.9227510214. The cubic root of 1313332001 is about 1095.1110862190. Note that the first 3 decimals are identical.

Adding to 1313332001 its reverse (1002333131), we get a palindrome (2315665132).

The spelling of 1313332001 in words is "one billion, three hundred thirteen million, three hundred thirty-two thousand, one".

Divisors: 1 643 743 2749 477749 1767607 2042507 1313332001