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1310143299 = 36119137483
BaseRepresentation
bin100111000010111…
…0011001101000011
310101022021011201220
41032011303031003
510140344041144
6334000530123
744316014523
oct11605631503
93338234656
101310143299
116125a6063
12306920943
1317b579b2a
14c6001683
157a045919
hex4e173343

1310143299 has 16 divisors (see below), whose sum is σ = 1784838144. Its totient is φ = 854589600.

The previous prime is 1310143291. The next prime is 1310143327. The reversal of 1310143299 is 9923410131.

It is a happy number.

It is not a de Polignac number, because 1310143299 - 23 = 1310143291 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1310143291) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16212 + ... + 53694.

It is an arithmetic number, because the mean of its divisors is an integer number (111552384).

Almost surely, 21310143299 is an apocalyptic number.

1310143299 is a deficient number, since it is larger than the sum of its proper divisors (474694845).

1310143299 is a wasteful number, since it uses less digits than its factorization.

1310143299 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37738.

The product of its (nonzero) digits is 5832, while the sum is 33.

The square root of 1310143299 is about 36195.9016878983. The cubic root of 1310143299 is about 1094.2240769824.

The spelling of 1310143299 in words is "one billion, three hundred ten million, one hundred forty-three thousand, two hundred ninety-nine".

Divisors: 1 3 61 183 191 573 11651 34953 37483 112449 2286463 6859389 7159253 21477759 436714433 1310143299