Search a number
-
+
107654289 = 3315321841
BaseRepresentation
bin1100110101010…
…10110010010001
321111120101220220
412122222302101
5210024414124
614403223253
72445021621
oct632526221
9244511826
10107654289
115584a296
1230077b29
13193c3782
1410424881
1596b7879
hex66aac91

107654289 has 16 divisors (see below), whose sum is σ = 150971904. Its totient is φ = 68140800.

The previous prime is 107654273. The next prime is 107654297. The reversal of 107654289 is 982456701.

It is not a de Polignac number, because 107654289 - 24 = 107654273 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 107654289.

It is not an unprimeable number, because it can be changed into a prime (107654269) 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, 5992 + ... + 15849.

It is an arithmetic number, because the mean of its divisors is an integer number (9435744).

Almost surely, 2107654289 is an apocalyptic number.

It is an amenable number.

107654289 is a deficient number, since it is larger than the sum of its proper divisors (43317615).

107654289 is a wasteful number, since it uses less digits than its factorization.

107654289 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21928.

The product of its (nonzero) digits is 120960, while the sum is 42.

The square root of 107654289 is about 10375.6584851276. The cubic root of 107654289 is about 475.7116409570.

The spelling of 107654289 in words is "one hundred seven million, six hundred fifty-four thousand, two hundred eighty-nine".

Divisors: 1 3 31 53 93 159 1643 4929 21841 65523 677071 1157573 2031213 3472719 35884763 107654289