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1313880301 = 4132045861
BaseRepresentation
bin100111001010000…
…0011100011101101
310101120022000221101
41032110003203231
510142323132201
6334213003101
744362540546
oct11624034355
93346260841
101313880301
11614718798
12308023491
1317c287a86
14c66d54cd
157a532d01
hex4e5038ed

1313880301 has 4 divisors (see below), whose sum is σ = 1345926204. Its totient is φ = 1281834400.

The previous prime is 1313880299. The next prime is 1313880307. The reversal of 1313880301 is 1030883131.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1030883131 = 4125143491.

It can be written as a sum of positive squares in 2 ways, for example, as 135606025 + 1178274276 = 11645^2 + 34326^2 .

It is a cyclic number.

It is not a de Polignac number, because 1313880301 - 21 = 1313880299 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1313880301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1313880307) 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, 16022890 + ... + 16022971.

It is an arithmetic number, because the mean of its divisors is an integer number (336481551).

Almost surely, 21313880301 is an apocalyptic number.

It is an amenable number.

1313880301 is a deficient number, since it is larger than the sum of its proper divisors (32045903).

1313880301 is an equidigital number, since it uses as much as digits as its factorization.

1313880301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32045902.

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 1313880301 is about 36247.4868232268. The cubic root of 1313880301 is about 1095.2634634974.

It can be divided in two parts, 13138 and 80301, that added together give a palindrome (93439).

The spelling of 1313880301 in words is "one billion, three hundred thirteen million, eight hundred eighty thousand, three hundred one".

Divisors: 1 41 32045861 1313880301