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10872680 = 23571329103
BaseRepresentation
bin101001011110…
…011101101000
3202110101111212
4221132131220
510240411210
61025012252
7161262530
oct51363550
922411455
1010872680
116156895
123784088
132338b50
1416304c0
15e4b805
hexa5e768

10872680 has 128 divisors (see below), whose sum is σ = 31449600. Its totient is φ = 3290112.

The previous prime is 10872671. The next prime is 10872703. The reversal of 10872680 is 8627801.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 105509 + ... + 105611.

It is an arithmetic number, because the mean of its divisors is an integer number (245700).

Almost surely, 210872680 is an apocalyptic number.

10872680 is a gapful number since it is divisible by the number (10) 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 10872680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15724800).

10872680 is an abundant number, since it is smaller than the sum of its proper divisors (20576920).

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

10872680 is a wasteful number, since it uses less digits than its factorization.

10872680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163 (or 159 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 32.

The square root of 10872680 is about 3297.3747133136. The cubic root of 10872680 is about 221.5366251282.

The spelling of 10872680 in words is "ten million, eight hundred seventy-two thousand, six hundred eighty".

Divisors: 1 2 4 5 7 8 10 13 14 20 26 28 29 35 40 52 56 58 65 70 91 103 104 116 130 140 145 182 203 206 232 260 280 290 364 377 406 412 455 515 520 580 721 728 754 812 824 910 1015 1030 1160 1339 1442 1508 1624 1820 1885 2030 2060 2639 2678 2884 2987 3016 3605 3640 3770 4060 4120 5278 5356 5768 5974 6695 7210 7540 8120 9373 10556 10712 11948 13195 13390 14420 14935 15080 18746 20909 21112 23896 26390 26780 28840 29870 37492 38831 41818 46865 52780 53560 59740 74984 77662 83636 93730 104545 105560 119480 155324 167272 187460 194155 209090 271817 310648 374920 388310 418180 543634 776620 836360 1087268 1359085 1553240 2174536 2718170 5436340 10872680