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107561960 = 23511376607
BaseRepresentation
bin1100110100101…
…00001111101000
321111101201021022
412122110033220
5210013440320
614401232012
72444155502
oct632241750
9244351238
10107561960
1155796990
1230032608
131939073c
14103dcd72
15969a325
hex66943e8

107561960 has 64 divisors (see below), whose sum is σ = 271192320. Its totient is φ = 38050560.

The previous prime is 107561959. The next prime is 107561969. The reversal of 107561960 is 69165701.

It is a super-3 number, since 3×1075619603 (a number of 25 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 107561960.

It is not an unprimeable number, because it can be changed into a prime (107561969) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 12977 + ... + 19583.

It is an arithmetic number, because the mean of its divisors is an integer number (4237380).

Almost surely, 2107561960 is an apocalyptic number.

107561960 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 107561960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (135596160).

107561960 is an abundant number, since it is smaller than the sum of its proper divisors (163630360).

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

107561960 is a wasteful number, since it uses less digits than its factorization.

107561960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6666 (or 6662 counting only the distinct ones).

The product of its (nonzero) digits is 11340, while the sum is 35.

The square root of 107561960 is about 10371.2082227675. The cubic root of 107561960 is about 475.5756050624.

The spelling of 107561960 in words is "one hundred seven million, five hundred sixty-one thousand, nine hundred sixty".

Divisors: 1 2 4 5 8 10 11 20 22 37 40 44 55 74 88 110 148 185 220 296 370 407 440 740 814 1480 1628 2035 3256 4070 6607 8140 13214 16280 26428 33035 52856 66070 72677 132140 145354 244459 264280 290708 363385 488918 581416 726770 977836 1222295 1453540 1955672 2444590 2689049 2907080 4889180 5378098 9778360 10756196 13445245 21512392 26890490 53780980 107561960