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107666730 = 23251979797
BaseRepresentation
bin1100110101011…
…01110100101010
321111121000222200
412122231310222
5210030313410
614403401030
72445103113
oct632556452
9244530880
10107666730
1155858676
1230083176
13193c9332
141042920a
1596bb3c0
hex66add2a

107666730 has 96 divisors (see below), whose sum is σ = 298771200. Its totient is φ = 26822016.

The previous prime is 107666719. The next prime is 107666731. The reversal of 107666730 is 37666701.

It is not an unprimeable number, because it can be changed into a prime (107666731) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 134692 + ... + 135488.

It is an arithmetic number, because the mean of its divisors is an integer number (3112200).

Almost surely, 2107666730 is an apocalyptic number.

107666730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 107666730, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (149385600).

107666730 is an abundant number, since it is smaller than the sum of its proper divisors (191104470).

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

107666730 is a wasteful number, since it uses less digits than its factorization.

107666730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 908 (or 905 counting only the distinct ones).

The product of its (nonzero) digits is 31752, while the sum is 36.

The square root of 107666730 is about 10376.2579960215. The cubic root of 107666730 is about 475.7299653564.

The spelling of 107666730 in words is "one hundred seven million, six hundred sixty-six thousand, seven hundred thirty".

Divisors: 1 2 3 5 6 9 10 15 18 19 30 38 45 57 79 90 95 114 158 171 190 237 285 342 395 474 570 711 790 797 855 1185 1422 1501 1594 1710 2370 2391 3002 3555 3985 4503 4782 7110 7173 7505 7970 9006 11955 13509 14346 15010 15143 22515 23910 27018 30286 35865 45030 45429 62963 67545 71730 75715 90858 125926 135090 136287 151430 188889 227145 272574 314815 377778 454290 566667 629630 681435 944445 1133334 1196297 1362870 1888890 2392594 2833335 3588891 5666670 5981485 7177782 10766673 11962970 17944455 21533346 35888910 53833365 107666730