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1319084382 = 237112855161
BaseRepresentation
bin100111010011111…
…1010000101011110
310101221002102121010
41032213322011132
510200141200012
6334520320050
744455014030
oct11647720536
93357072533
101319084382
11617652690
12309913026
1318038a705
14c728bc50
157ac0ec3c
hex4e9fa15e

1319084382 has 32 divisors (see below), whose sum is σ = 3289146624. Its totient is φ = 342619200.

The previous prime is 1319084381. The next prime is 1319084387. The reversal of 1319084382 is 2834809131.

It is a super-4 number, since 4×13190843824 (a number of 38 digits) contains 4444 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1319084382.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1319084381) 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, 1427119 + ... + 1428042.

It is an arithmetic number, because the mean of its divisors is an integer number (102785832).

Almost surely, 21319084382 is an apocalyptic number.

1319084382 is an abundant number, since it is smaller than the sum of its proper divisors (1970062242).

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

1319084382 is a wasteful number, since it uses less digits than its factorization.

1319084382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2855184.

The product of its (nonzero) digits is 41472, while the sum is 39.

The square root of 1319084382 is about 36319.2012852706. The cubic root of 1319084382 is about 1096.7076160814.

The spelling of 1319084382 in words is "one billion, three hundred nineteen million, eighty-four thousand, three hundred eighty-two".

Divisors: 1 2 3 6 7 11 14 21 22 33 42 66 77 154 231 462 2855161 5710322 8565483 17130966 19986127 31406771 39972254 59958381 62813542 94220313 119916762 188440626 219847397 439694794 659542191 1319084382