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8678034190 = 257972574973
BaseRepresentation
bin10000001010100000…
…00100101100001110
3211101210020210221201
420011100010230032
5120233034043230
63553040220114
7425023034140
oct100520045416
924353223851
108678034190
113753584591
12182230a63a
13a83b61397
145c4764c90
1535bcce5ca
hex205404b0e

8678034190 has 64 divisors (see below), whose sum is σ = 18109816704. Its totient is φ = 2932604928.

The previous prime is 8678034151. The next prime is 8678034191. The reversal of 8678034190 is 914308768.

It is a happy number.

It is a super-2 number, since 2×86780341902 (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 8678034190.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8678034191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1742544 + ... + 1747516.

It is an arithmetic number, because the mean of its divisors is an integer number (282965886).

Almost surely, 28678034190 is an apocalyptic number.

8678034190 is an abundant number, since it is smaller than the sum of its proper divisors (9431782514).

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

8678034190 is a wasteful number, since it uses less digits than its factorization.

8678034190 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5341.

The product of its (nonzero) digits is 290304, while the sum is 46.

The square root of 8678034190 is about 93155.9670123176. The cubic root of 8678034190 is about 2054.9777262303.

The spelling of 8678034190 in words is "eight billion, six hundred seventy-eight million, thirty-four thousand, one hundred ninety".

Divisors: 1 2 5 7 10 14 35 70 97 194 257 485 514 679 970 1285 1358 1799 2570 3395 3598 4973 6790 8995 9946 17990 24865 24929 34811 49730 49858 69622 124645 174055 174503 249290 348110 349006 482381 872515 964762 1278061 1745030 2411905 2556122 3376667 4823810 6390305 6753334 8946427 12780610 16883335 17892854 33766670 44732135 89464270 123971917 247943834 619859585 867803419 1239719170 1735606838 4339017095 8678034190