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1316918037 = 33114160409
BaseRepresentation
bin100111001111110…
…1001001100010101
310101210000100221010
41032133221030111
510144112334122
6334402042433
744430422121
oct11637511425
93353010833
101316918037
11616403016
12309049419
1317caac656
14c6c86581
157a932e0c
hex4e7e9315

1316918037 has 8 divisors (see below), whose sum is σ = 1812532480. Its totient is φ = 849624480.

The previous prime is 1316918033. The next prime is 1316918077. The reversal of 1316918037 is 7308196131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1316918037 - 22 = 1316918033 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1316917986 and 1316918004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1316918033) 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 7 ways as a sum of consecutive naturals, for example, 7080112 + ... + 7080297.

It is an arithmetic number, because the mean of its divisors is an integer number (226566560).

Almost surely, 21316918037 is an apocalyptic number.

It is an amenable number.

1316918037 is a deficient number, since it is larger than the sum of its proper divisors (495614443).

1316918037 is a wasteful number, since it uses less digits than its factorization.

1316918037 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14160443.

The product of its (nonzero) digits is 27216, while the sum is 39.

The square root of 1316918037 is about 36289.3653430313. The cubic root of 1316918037 is about 1096.1069092814.

The spelling of 1316918037 in words is "one billion, three hundred sixteen million, nine hundred eighteen thousand, thirty-seven".

Divisors: 1 3 31 93 14160409 42481227 438972679 1316918037