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8689476084 = 22317238572161
BaseRepresentation
bin10000001011110111…
…01110000111110100
3211102120210010021120
420011323232013310
5120244001213314
63554125343540
7425222220342
oct100573560764
924376703246
108689476084
113759a89aa3
121826107bb0
13a86339333
145c60a2992
1535ccde8a9
hex205eee1f4

8689476084 has 96 divisors (see below), whose sum is σ = 22438031616. Its totient is φ = 2603335680.

The previous prime is 8689476031. The next prime is 8689476109. The reversal of 8689476084 is 4806749868.

It is a super-2 number, since 2×86894760842 (a number of 21 digits) contains 22 as substring.

It is a congruent 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, 4019964 + ... + 4022124.

It is an arithmetic number, because the mean of its divisors is an integer number (233729496).

Almost surely, 28689476084 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 8689476084, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11219015808).

8689476084 is an abundant number, since it is smaller than the sum of its proper divisors (13748555532).

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

8689476084 is a wasteful number, since it uses less digits than its factorization.

8689476084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3065 (or 3063 counting only the distinct ones).

The product of its (nonzero) digits is 18579456, while the sum is 60.

The square root of 8689476084 is about 93217.3593489968. The cubic root of 8689476084 is about 2055.8804848719.

The spelling of 8689476084 in words is "eight billion, six hundred eighty-nine million, four hundred seventy-six thousand, eighty-four".

Divisors: 1 2 3 4 6 12 17 23 34 46 51 68 69 92 102 138 204 276 391 782 857 1173 1564 1714 2161 2346 2571 3428 4322 4692 5142 6483 8644 10284 12966 14569 19711 25932 29138 36737 39422 43707 49703 58276 59133 73474 78844 87414 99406 110211 118266 146948 149109 174828 198812 220422 236532 298218 335087 440844 596436 670174 844951 1005261 1340348 1689902 1851977 2010522 2534853 3379804 3703954 4021044 5069706 5555931 7407908 10139412 11111862 22223724 31483609 42595471 62967218 85190942 94450827 125934436 127786413 170381884 188901654 255572826 377803308 511145652 724123007 1448246014 2172369021 2896492028 4344738042 8689476084