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53391074608333 = 7211172342753623
BaseRepresentation
bin11000010001111000101000…
…00010010100010011001101
321000001010200210022000222001
430020330110002110103031
523444224410044431313
6305315304314552301
714150243413124200
oct1410742402242315
9230033623260861
1053391074608333
1116015033794310
125ba366aa38691
1323a39ab704167
14d281db14d937
15628c5740badd
hex308f140944cd

53391074608333 has 36 divisors (see below), whose sum is σ = 71974147996512. Its totient is φ = 39156173777280.

The previous prime is 53391074608307. The next prime is 53391074608379. The reversal of 53391074608333 is 33380647019335.

It is not a de Polignac number, because 53391074608333 - 217 = 53391074477261 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53391074608633) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 171221041 + ... + 171532582.

It is an arithmetic number, because the mean of its divisors is an integer number (1999281888792).

Almost surely, 253391074608333 is an apocalyptic number.

It is an amenable number.

53391074608333 is a deficient number, since it is larger than the sum of its proper divisors (18583073388179).

53391074608333 is a wasteful number, since it uses less digits than its factorization.

53391074608333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 342753682 (or 342753658 counting only the distinct ones).

The product of its (nonzero) digits is 14696640, while the sum is 55.

The spelling of 53391074608333 in words is "fifty-three trillion, three hundred ninety-one billion, seventy-four million, six hundred eight thousand, three hundred thirty-three".

Divisors: 1 7 11 17 49 77 119 187 289 539 833 1309 2023 3179 9163 14161 22253 155771 342753623 2399275361 3770289853 5826811591 16794927527 26392028971 40787681137 64094927501 99055797047 184744202797 285513767959 448664492507 693390579329 1089613767517 3140651447549 4853734055303 7627296372619 53391074608333