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10105146 = 232717907
BaseRepresentation
bin100110100011…
…000100111010
3201000101122200
4212203010322
510041331041
61000331030
7151615032
oct46430472
921011580
1010105146
115782167
123473a76
13212a69c
1414b08c2
15d491b6
hex9a313a

10105146 has 24 divisors (see below), whose sum is σ = 22205664. Its totient is φ = 3320520.

The previous prime is 10105133. The next prime is 10105153. The reversal of 10105146 is 64150101.

It is a super-2 number, since 2×101051462 = 204227951362632, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 2676 + ... + 5231.

It is an arithmetic number, because the mean of its divisors is an integer number (925236).

Almost surely, 210105146 is an apocalyptic number.

10105146 is an abundant number, since it is smaller than the sum of its proper divisors (12100518).

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

10105146 is a wasteful number, since it uses less digits than its factorization.

10105146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7986 (or 7983 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

The square root of 10105146 is about 3178.8592293463. The cubic root of 10105146 is about 216.1959384612.

Adding to 10105146 its reverse (64150101), we get a palindrome (74255247).

The spelling of 10105146 in words is "ten million, one hundred five thousand, one hundred forty-six".

Divisors: 1 2 3 6 9 18 71 142 213 426 639 1278 7907 15814 23721 47442 71163 142326 561397 1122794 1684191 3368382 5052573 10105146