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8119676068 = 22717194320879
BaseRepresentation
bin1111000111111100…
…00110110010100100
3202221212121021121021
413203332012302210
5113112114113233
63421412500524
7405133051660
oct74376066244
922855537537
108119676068
113497388899
1216a731a744
139c528576a
1457053b8a0
15327c89e2d
hex1e3f86ca4

8119676068 has 96 divisors (see below), whose sum is σ = 18521395200. Its totient is φ = 3030483456.

The previous prime is 8119676029. The next prime is 8119676113. The reversal of 8119676068 is 8606769118.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 378453 + ... + 399331.

It is an arithmetic number, because the mean of its divisors is an integer number (192931200).

Almost surely, 28119676068 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8119676068, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9260697600).

8119676068 is an abundant number, since it is smaller than the sum of its proper divisors (10401719132).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8119676068 is a wasteful number, since it uses less digits than its factorization.

8119676068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20969 (or 20967 counting only the distinct ones).

The product of its (nonzero) digits is 870912, while the sum is 52.

The square root of 8119676068 is about 90109.2451860518. The cubic root of 8119676068 is about 2009.9236844700.

The spelling of 8119676068 in words is "eight billion, one hundred nineteen million, six hundred seventy-six thousand, sixty-eight".

Divisors: 1 2 4 7 14 17 19 28 34 38 43 68 76 86 119 133 172 238 266 301 323 476 532 602 646 731 817 1204 1292 1462 1634 2261 2924 3268 4522 5117 5719 9044 10234 11438 13889 20468 20879 22876 27778 41758 55556 83516 97223 146153 194446 292306 354943 388892 396701 584612 709886 793402 897797 1419772 1586804 1795594 2484601 2776907 3591188 4969202 5553814 6284579 6743917 9938404 11107628 12569158 13487834 15262549 17058143 25138316 26975668 30525098 34116286 47207419 61050196 68232572 94414838 106837843 119407001 188829676 213675686 238814002 289988431 427351372 477628004 579976862 1159953724 2029919017 4059838034 8119676068