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489907676662 = 2713491988271
BaseRepresentation
bin1110010000100001100…
…01011110010111110110
31201211112111201120022021
413020100301132113312
531011312331123122
61013021021423354
750252240354215
oct7102061362766
91654474646267
10489907676662
11179850125608
127ab4510ab5a
13372762a7011
14199d6b0b07c
15cb24ada1c7
hex7210c5e5f6

489907676662 has 16 divisors (see below), whose sum is σ = 745425897984. Its totient is φ = 241434361000.

The previous prime is 489907676651. The next prime is 489907676711. The reversal of 489907676662 is 266676709984.

It is a junction number, because it is equal to n+sod(n) for n = 489907676591 and 489907676600.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1587 + ... + 989857.

It is an arithmetic number, because the mean of its divisors is an integer number (46589118624).

Almost surely, 2489907676662 is an apocalyptic number.

489907676662 is a deficient number, since it is larger than the sum of its proper divisors (255518221322).

489907676662 is a wasteful number, since it uses less digits than its factorization.

489907676662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 991835.

The product of its (nonzero) digits is 329204736, while the sum is 70.

The spelling of 489907676662 in words is "four hundred eighty-nine billion, nine hundred seven million, six hundred seventy-six thousand, six hundred sixty-two".

Divisors: 1 2 71 142 3491 6982 247861 495722 988271 1976542 70167241 140334482 3450054061 6900108122 244953838331 489907676662