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1316419137 = 321121208833
BaseRepresentation
bin100111001110110…
…1111011001000001
310101202002000120100
41032131233121001
510144000403022
6334343233013
744423243445
oct11635573101
93352060510
101316419137
116160a2200
12308a48769
1317c966547
14c6b96825
157a8851ac
hex4e76f641

1316419137 has 18 divisors (see below), whose sum is σ = 2090073986. Its totient is φ = 797829120.

The previous prime is 1316419129. The next prime is 1316419187. The reversal of 1316419137 is 7319146131.

1316419137 is a `hidden beast` number, since 1 + 3 + 1 + 641 + 9 + 1 + 3 + 7 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1073807361 + 242611776 = 32769^2 + 15576^2 .

It is not a de Polignac number, because 1316419137 - 23 = 1316419129 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1316419187) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 603328 + ... + 605505.

Almost surely, 21316419137 is an apocalyptic number.

It is an amenable number.

1316419137 is a deficient number, since it is larger than the sum of its proper divisors (773654849).

1316419137 is a wasteful number, since it uses less digits than its factorization.

1316419137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1208861 (or 1208847 counting only the distinct ones).

The product of its digits is 13608, while the sum is 36.

The square root of 1316419137 is about 36282.4907772330. The cubic root of 1316419137 is about 1095.9684757591.

The spelling of 1316419137 in words is "one billion, three hundred sixteen million, four hundred nineteen thousand, one hundred thirty-seven".

Divisors: 1 3 9 11 33 99 121 363 1089 1208833 3626499 10879497 13297163 39891489 119674467 146268793 438806379 1316419137