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10122018 = 2310116703
BaseRepresentation
bin100110100111…
…001100100010
3201001020210120
4212213030202
510042401033
61000541110
7152015154
oct46471442
921036716
1010122018
115793905
123481796
13213527a
1414b6ad4
15d4e1b3
hex9a7322

10122018 has 16 divisors (see below), whose sum is σ = 20445696. Its totient is φ = 3340400.

The previous prime is 10122011. The next prime is 10122043. The reversal of 10122018 is 81022101.

Adding to 10122018 its reverse (81022101), we get a palindrome (91144119).

It is a junction number, because it is equal to n+sod(n) for n = 10121988 and 10122006.

It is not an unprimeable number, because it can be changed into a prime (10122011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7746 + ... + 8957.

It is an arithmetic number, because the mean of its divisors is an integer number (1277856).

Almost surely, 210122018 is an apocalyptic number.

10122018 is an abundant number, since it is smaller than the sum of its proper divisors (10323678).

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

10122018 is a wasteful number, since it uses less digits than its factorization.

10122018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16809.

The product of its (nonzero) digits is 32, while the sum is 15.

The square root of 10122018 is about 3181.5119047396. The cubic root of 10122018 is about 216.3161950004.

The spelling of 10122018 in words is "ten million, one hundred twenty-two thousand, eighteen".