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68426662486 = 27132231279901
BaseRepresentation
bin111111101110100011…
…000000001001010110
320112121202211121112211
4333232203000021112
52110114211144421
651233524504034
74641451014550
oct775643001126
9215552747484
1068426662486
1127024081336
1211317b4b01a
1365b64b8700
143451aa24d0
151ba742b9e1
hexfee8c0256

68426662486 has 96 divisors (see below), whose sum is σ = 133600002048. Its totient is φ = 25686460800.

The previous prime is 68426662457. The next prime is 68426662501.

68426662486 is nontrivially palindromic in base 10.

68426662486 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 68426662486.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6906136 + ... + 6916036.

It is an arithmetic number, because the mean of its divisors is an integer number (1391666688).

Almost surely, 268426662486 is an apocalyptic number.

68426662486 is a deficient number, since it is larger than the sum of its proper divisors (65173339562).

68426662486 is a wasteful number, since it uses less digits than its factorization.

68426662486 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10086 (or 10073 counting only the distinct ones).

The product of its digits is 31850496, while the sum is 58.

The spelling of 68426662486 in words is "sixty-eight billion, four hundred twenty-six million, six hundred sixty-two thousand, four hundred eighty-six".

Divisors: 1 2 7 13 14 23 26 46 91 127 161 169 182 254 299 322 338 598 889 1183 1651 1778 2093 2366 2921 3302 3887 4186 5842 7774 9901 11557 19802 20447 21463 23114 27209 37973 40894 42926 54418 69307 75946 128713 138614 150241 227723 257426 265811 300482 455446 493649 531622 900991 987298 1257427 1594061 1673269 1801982 2514854 2960399 3188122 3346538 3455543 5920798 6911086 8801989 11712883 16346551 17603978 20722793 23425766 28920821 32693102 38485187 41445586 57841642 76970374 114425857 202445747 212505163 228851714 269396309 375970673 404891494 425010326 538792618 751941346 1487536141 2631794711 2975072282 4887618749 5263589422 9775237498 34213331243 68426662486