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7000740 = 22325192389
BaseRepresentation
bin11010101101001010100100
3111011200012200
4122231022210
53243010430
6410014500
7113335215
oct32551244
914150180
107000740
113a5183a
122417430
1315b1666
14d0340c
15934460
hex6ad2a4

7000740 has 144 divisors (see below), whose sum is σ = 23587200. Its totient is φ = 1672704.

The previous prime is 7000739. The next prime is 7000751. The reversal of 7000740 is 470007.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 78616 + ... + 78704.

It is an arithmetic number, because the mean of its divisors is an integer number (163800).

Almost surely, 27000740 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 7000740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11793600).

7000740 is an abundant number, since it is smaller than the sum of its proper divisors (16586460).

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

7000740 is a wasteful number, since it uses less digits than its factorization.

7000740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146 (or 141 counting only the distinct ones).

The product of its (nonzero) digits is 196, while the sum is 18.

The square root of 7000740 is about 2645.8911542238. The cubic root of 7000740 is about 191.2998588448.

Adding to 7000740 its reverse (470007), we get a palindrome (7470747).

The spelling of 7000740 in words is "seven million, seven hundred forty", and thus it is an aban number.

Divisors: 1 2 3 4 5 6 9 10 12 15 18 19 20 23 30 36 38 45 46 57 60 69 76 89 90 92 95 114 115 138 171 178 180 190 207 228 230 267 276 285 342 345 356 380 414 437 445 460 534 570 684 690 801 828 855 874 890 1035 1068 1140 1311 1335 1380 1602 1691 1710 1748 1780 2047 2070 2185 2622 2670 3204 3382 3420 3933 4005 4094 4140 4370 5073 5244 5340 6141 6555 6764 7866 8010 8188 8455 8740 10146 10235 12282 13110 15219 15732 16020 16910 18423 19665 20292 20470 24564 25365 26220 30438 30705 33820 36846 38893 39330 40940 50730 60876 61410 73692 76095 77786 78660 92115 101460 116679 122820 152190 155572 184230 194465 233358 304380 350037 368460 388930 466716 583395 700074 777860 1166790 1400148 1750185 2333580 3500370 7000740