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107980980 = 223561163181
BaseRepresentation
bin1100110111110…
…10100010110100
321112012000001120
412123322202310
5210120342410
614414223540
72450552232
oct633724264
9245160046
10107980980
1155a52788
12301b4bb0
13194a9393
14104ab952
15972e570
hex66fa8b4

107980980 has 96 divisors (see below), whose sum is σ = 310896768. Its totient is φ = 27993600.

The previous prime is 107980979. The next prime is 107980987. The reversal of 107980980 is 89089701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (107980987) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 596490 + ... + 596670.

It is an arithmetic number, because the mean of its divisors is an integer number (3238508).

Almost surely, 2107980980 is an apocalyptic number.

107980980 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 107980980, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (155448384).

107980980 is an abundant number, since it is smaller than the sum of its proper divisors (202915788).

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

107980980 is a wasteful number, since it uses less digits than its factorization.

107980980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 417 (or 415 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 42.

The square root of 107980980 is about 10391.3897049432. The cubic root of 107980980 is about 476.1923580529.

The spelling of 107980980 in words is "one hundred seven million, nine hundred eighty thousand, nine hundred eighty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 61 122 163 181 183 244 305 326 362 366 489 543 610 652 724 732 815 905 915 978 1086 1220 1630 1810 1830 1956 2172 2445 2715 3260 3620 3660 4890 5430 9780 9943 10860 11041 19886 22082 29503 29829 33123 39772 44164 49715 55205 59006 59658 66246 88509 99430 110410 118012 119316 132492 147515 149145 165615 177018 198860 220820 295030 298290 331230 354036 442545 590060 596580 662460 885090 1770180 1799683 3599366 5399049 7198732 8998415 10798098 17996830 21596196 26995245 35993660 53990490 107980980