Search a number
-
+
107891382 = 2332575521
BaseRepresentation
bin1100110111001…
…00101010110110
321112000110011010
412123210222312
5210110011012
614412253050
72450030064
oct633445266
9245013133
10107891382
11559a1435
1230171186
1319477671
1410487034
159712c3c
hex66e4ab6

107891382 has 16 divisors (see below), whose sum is σ = 215888112. Its totient is φ = 35946240.

The previous prime is 107891363. The next prime is 107891389. The reversal of 107891382 is 283198701.

107891382 is nontrivially palindromic in base 5.

It is a self number, because there is not a number n which added to its sum of digits gives 107891382.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (107891389) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16782 + ... + 22302.

It is an arithmetic number, because the mean of its divisors is an integer number (13493007).

Almost surely, 2107891382 is an apocalyptic number.

107891382 is an abundant number, since it is smaller than the sum of its proper divisors (107996730).

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

107891382 is a wasteful number, since it uses less digits than its factorization.

107891382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8783.

The product of its (nonzero) digits is 24192, while the sum is 39.

The square root of 107891382 is about 10387.0776448431. The cubic root of 107891382 is about 476.0606135885.

The spelling of 107891382 in words is "one hundred seven million, eight hundred ninety-one thousand, three hundred eighty-two".

Divisors: 1 2 3 6 3257 5521 6514 9771 11042 16563 19542 33126 17981897 35963794 53945691 107891382