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34108680 = 23353153173
BaseRepresentation
bin1000001000011…
…1010100001000
32101011220022110
42002013110020
532212434210
63215022320
7562630134
oct202072410
971156273
1034108680
11182873a1
12b50a9a0
1370b3168
14475c3c4
152edb420
hex2087508

34108680 has 128 divisors (see below), whose sum is σ = 108241920. Its totient is φ = 8586240.

The previous prime is 34108673. The next prime is 34108691. The reversal of 34108680 is 8680143.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

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, 197074 + ... + 197246.

It is an arithmetic number, because the mean of its divisors is an integer number (845640).

Almost surely, 234108680 is an apocalyptic number.

34108680 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 34108680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54120960).

34108680 is an abundant number, since it is smaller than the sum of its proper divisors (74133240).

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

34108680 is a wasteful number, since it uses less digits than its factorization.

34108680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 271 (or 267 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 30.

The square root of 34108680 is about 5840.2636926769. The cubic root of 34108680 is about 324.3059904576.

It can be divided in two parts, 3410 and 8680, that added together give a triangular number (12090 = T155).

The spelling of 34108680 in words is "thirty-four million, one hundred eight thousand, six hundred eighty".

Divisors: 1 2 3 4 5 6 8 10 12 15 20 24 30 31 40 53 60 62 93 106 120 124 155 159 173 186 212 248 265 310 318 346 372 424 465 519 530 620 636 692 744 795 865 930 1038 1060 1240 1272 1384 1590 1643 1730 1860 2076 2120 2595 3180 3286 3460 3720 4152 4929 5190 5363 6360 6572 6920 8215 9169 9858 10380 10726 13144 16089 16430 18338 19716 20760 21452 24645 26815 27507 32178 32860 36676 39432 42904 45845 49290 53630 55014 64356 65720 73352 80445 91690 98580 107260 110028 128712 137535 160890 183380 197160 214520 220056 275070 284239 321780 366760 550140 568478 643560 852717 1100280 1136956 1421195 1705434 2273912 2842390 3410868 4263585 5684780 6821736 8527170 11369560 17054340 34108680