Search a number
-
+
107842469 = 723229123
BaseRepresentation
bin1100110110110…
…00101110100101
321111220222001112
412123120232211
5210101424334
614411234405
72446434350
oct633305645
9244828045
10107842469
1155968709
1230148a05
131945b317
1410473297
1597034ce
hex66d8ba5

107842469 has 12 divisors (see below), whose sum is σ = 128844576. Its totient is φ = 88414392.

The previous prime is 107842451. The next prime is 107842489. The reversal of 107842469 is 964248701.

It is not a de Polignac number, because 107842469 - 212 = 107838373 is a prime.

It is a super-2 number, since 2×1078424692 = 23259996240031922, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (107842429) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10859 + ... + 18264.

It is an arithmetic number, because the mean of its divisors is an integer number (10737048).

Almost surely, 2107842469 is an apocalyptic number.

It is an amenable number.

107842469 is a deficient number, since it is larger than the sum of its proper divisors (21002107).

107842469 is an equidigital number, since it uses as much as digits as its factorization.

107842469 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29176 (or 29153 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 41.

The square root of 107842469 is about 10384.7228658255. The cubic root of 107842469 is about 475.9886613710.

The spelling of 107842469 in words is "one hundred seven million, eight hundred forty-two thousand, four hundred sixty-nine".

Divisors: 1 7 23 161 529 3703 29123 203861 669829 4688803 15406067 107842469