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292190377081 = 19239224328687
BaseRepresentation
bin1000100000001111110…
…01110101010001111001
31000221012020202002002211
410100013321311101321
514241401214031311
6342121433455121
730052515140401
oct4200771652171
91027166662084
10292190377081
11102a0a939a89
1248765b714a1
1321726b83a65
14101dbc73801
157901c6b821
hex4407e75479

292190377081 has 16 divisors (see below), whose sum is σ = 309004185600. Its totient is φ = 275521227408.

The previous prime is 292190377069. The next prime is 292190377093. The reversal of 292190377081 is 180773091292.

It is an interprime number because it is at equal distance from previous prime (292190377069) and next prime (292190377093).

It is a de Polignac number, because none of the positive numbers 2k-292190377081 is a prime.

It is a super-2 number, since 2×2921903770812 (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (292190377181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10171120 + ... + 10199806.

It is an arithmetic number, because the mean of its divisors is an integer number (19312761600).

Almost surely, 2292190377081 is an apocalyptic number.

It is an amenable number.

292190377081 is a deficient number, since it is larger than the sum of its proper divisors (16813808519).

292190377081 is a wasteful number, since it uses less digits than its factorization.

292190377081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31188.

The product of its (nonzero) digits is 381024, while the sum is 49.

The spelling of 292190377081 in words is "two hundred ninety-two billion, one hundred ninety million, three hundred seventy-seven thousand, eighty-one".

Divisors: 1 19 239 2243 4541 28687 42617 536077 545053 6856193 10185463 64344941 130267667 1222553879 15378440899 292190377081