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18351154094348 = 2219296191321193
BaseRepresentation
bin1000010110000101101100…
…00001010110000100001100
32101222100112110222220212202
410023002312001112010030
54401131130422004343
6103010223120021032
73602553464044415
oct413026601260414
971870473886782
1018351154094348
115935754088789
1220846b0461778
13a3167775b85a
144762b462080c
1521c5503cadb8
hex10b0b605610c

18351154094348 has 36 divisors (see below), whose sum is σ = 33897266708760. Its totient is φ = 8691741664704.

The previous prime is 18351154094347. The next prime is 18351154094369. The reversal of 18351154094348 is 84349045115381.

It is a junction number, because it is equal to n+sod(n) for n = 18351154094293 and 18351154094302.

It is not an unprimeable number, because it can be changed into a prime (18351154094341) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13229240 + ... + 14550432.

It is an arithmetic number, because the mean of its divisors is an integer number (941590741910).

Almost surely, 218351154094348 is an apocalyptic number.

It is an amenable number.

18351154094348 is a deficient number, since it is larger than the sum of its proper divisors (15546112614412).

18351154094348 is a wasteful number, since it uses less digits than its factorization.

18351154094348 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1330854 (or 1330833 counting only the distinct ones).

The product of its (nonzero) digits is 8294400, while the sum is 56.

The spelling of 18351154094348 in words is "eighteen trillion, three hundred fifty-one billion, one hundred fifty-four million, ninety-four thousand, three hundred forty-eight".

Divisors: 1 2 4 19 38 76 361 722 1444 9619 19238 38476 182761 365522 731044 1321193 2642386 3472459 5284772 6944918 13889836 25102667 50205334 100410668 476950673 953901346 1907802692 12708555467 25417110934 50834221868 241462553873 482925107746 965850215492 4587788523587 9175577047174 18351154094348