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670230960 = 243572231789
BaseRepresentation
bin100111111100101…
…110100110110000
31201201011021000220
4213330232212300
52333034342320
6150301213040
722415604060
oct4774564660
91651137026
10670230960
11314367493
12168561180
13a8b18589
14650293a0
153dc91e40
hex27f2e9b0

670230960 has 160 divisors (see below), whose sum is σ = 2386513920. Its totient is φ = 152423424.

The previous prime is 670230923. The next prime is 670230961. The reversal of 670230960 is 69032076.

It is not an unprimeable number, because it can be changed into a prime (670230961) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 373746 + ... + 375534.

It is an arithmetic number, because the mean of its divisors is an integer number (14915712).

Almost surely, 2670230960 is an apocalyptic number.

670230960 is a gapful number since it is divisible by the number (60) 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 670230960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1193256960).

670230960 is an abundant number, since it is smaller than the sum of its proper divisors (1716282960).

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

670230960 is a wasteful number, since it uses less digits than its factorization.

670230960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2035 (or 2029 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 33.

The square root of 670230960 is about 25888.8192082992. The cubic root of 670230960 is about 875.1345469290.

The spelling of 670230960 in words is "six hundred seventy million, two hundred thirty thousand, nine hundred sixty".

Divisors: 1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 24 28 30 35 40 42 48 56 60 70 80 84 105 112 120 140 168 210 223 240 280 336 420 446 560 669 840 892 1115 1338 1561 1680 1784 1789 2230 2676 3122 3345 3568 3578 4460 4683 5352 5367 6244 6690 7156 7805 8920 8945 9366 10704 10734 12488 12523 13380 14312 15610 17840 17890 18732 21468 23415 24976 25046 26760 26835 28624 31220 35780 37464 37569 42936 46830 50092 53520 53670 62440 62615 71560 74928 75138 85872 93660 100184 107340 124880 125230 143120 150276 187320 187845 200368 214680 250460 300552 374640 375690 398947 429360 500920 601104 751380 797894 1001840 1196841 1502760 1595788 1994735 2393682 2792629 3005520 3191576 3989470 4787364 5585258 5984205 6383152 7978940 8377887 9574728 11170516 11968410 13963145 15957880 16755774 19149456 22341032 23936820 27926290 31915760 33511548 41889435 44682064 47873640 55852580 67023096 83778870 95747280 111705160 134046192 167557740 223410320 335115480 670230960