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290112187348 = 2219324374339
BaseRepresentation
bin1000011100011000000…
…10001010101111010100
31000201211102021002201201
410032030002022233110
514223122204443343
6341135315002244
726650151622244
oct4161402125724
91021742232651
10290112187348
11102043848305
1248285b99384
13214854612a9
1410081c63b24
15782e5b194d
hex438c08abd4

290112187348 has 48 divisors (see below), whose sum is σ = 536241025600. Its totient is φ = 137333514528.

The previous prime is 290112187327. The next prime is 290112187381. The reversal of 290112187348 is 843781211092.

It is a junction number, because it is equal to n+sod(n) for n = 290112187298 and 290112187307.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66859363 + ... + 66863701.

Almost surely, 2290112187348 is an apocalyptic number.

It is an amenable number.

290112187348 is a deficient number, since it is larger than the sum of its proper divisors (246128838252).

290112187348 is a wasteful number, since it uses less digits than its factorization.

290112187348 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6837 (or 6797 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 46.

The spelling of 290112187348 in words is "two hundred ninety billion, one hundred twelve million, one hundred eighty-seven thousand, three hundred forty-eight".

Divisors: 1 2 4 19 38 76 361 722 1444 2437 4339 4874 6859 8678 9748 13718 17356 27436 46303 82441 92606 164882 185212 329764 879757 1566379 1759514 3132758 3519028 6265516 10574143 16715383 21148286 29761201 33430766 42296572 59522402 66861532 119044804 200908717 401817434 803634868 3817265623 7634531246 15269062492 72528046837 145056093674 290112187348