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1310434002 = 23272801889
BaseRepresentation
bin100111000011011…
…1010001011010010
310101022210221111200
41032012322023102
510140432342002
6334011052030
744321335203
oct11606721322
93338727450
101310434002
11612784509
12306a41016
1317b64c247
14c60795aa
157a0a1b1c
hex4e1ba2d2

1310434002 has 12 divisors (see below), whose sum is σ = 2839273710. Its totient is φ = 436811328.

The previous prime is 1310433997. The next prime is 1310434019. The reversal of 1310434002 is 2004340131.

It can be written as a sum of positive squares in only one way, i.e., 1136431521 + 174002481 = 33711^2 + 13191^2 .

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 72801889 = 1310434002 / (1 + 3 + 1 + 0 + 4 + 3 + 4 + 0 + 0 + 2).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 36400927 + ... + 36400962.

Almost surely, 21310434002 is an apocalyptic number.

1310434002 is an abundant number, since it is smaller than the sum of its proper divisors (1528839708).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1310434002 is a wasteful number, since it uses less digits than its factorization.

1310434002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72801897 (or 72801894 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 1310434002 is about 36199.9171546013. The cubic root of 1310434002 is about 1094.3050021499.

Adding to 1310434002 its reverse (2004340131), we get a palindrome (3314774133).

The spelling of 1310434002 in words is "one billion, three hundred ten million, four hundred thirty-four thousand, two".

Divisors: 1 2 3 6 9 18 72801889 145603778 218405667 436811334 655217001 1310434002