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68868576862701 = 37113153181456097
BaseRepresentation
bin11111010100010101101110…
…00011110110000111101101
3100000211202211112101020022220
433222022313003312013231
533011320321134101301
6402245442031025553
720335406351450220
oct1752126703660755
9300752745336286
1068868576862701
111aa41aaa269a80
12788323706b2b9
132c57381a76785
141301384d3b5b7
157e666a505936
hex3ea2b70f61ed

68868576862701 has 64 divisors (see below), whose sum is σ = 120405556740096. Its totient is φ = 33968581171200.

The previous prime is 68868576862699. The next prime is 68868576862733. The reversal of 68868576862701 is 10726867586886.

It is not a de Polignac number, because 68868576862701 - 21 = 68868576862699 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68868576862201) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 90348516 + ... + 91107581.

It is an arithmetic number, because the mean of its divisors is an integer number (1881336824064).

Almost surely, 268868576862701 is an apocalyptic number.

It is an amenable number.

68868576862701 is a deficient number, since it is larger than the sum of its proper divisors (51536979877395).

68868576862701 is a wasteful number, since it uses less digits than its factorization.

68868576862701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181456202.

The product of its (nonzero) digits is 2601123840, while the sum is 78.

The spelling of 68868576862701 in words is "sixty-eight trillion, eight hundred sixty-eight billion, five hundred seventy-six million, eight hundred sixty-two thousand, seven hundred one".

Divisors: 1 3 7 11 21 31 33 53 77 93 159 217 231 341 371 583 651 1023 1113 1643 1749 2387 4081 4929 7161 11501 12243 18073 34503 54219 126511 379533 181456097 544368291 1270192679 1996017067 3810578037 5625139007 5988051201 9617173141 13972119469 16875417021 28851519423 39375973049 41916358407 61876529077 67320211987 105788904551 118127919147 185629587231 201960635961 298132367371 317366713653 433135703539 740522331857 894397102113 1299407110617 2086926571597 2221566995571 3279456041081 6260779714791 9838368123243 22956192287567 68868576862701