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4100012 = 227181809
BaseRepresentation
bin1111101000111110101100
321201022011022
433220332230
52022200022
6223513312
746564250
oct17507654
97638138
104100012
112350444
121458838
13b07257
1478a260
1555ec42
hex3e8fac

4100012 has 24 divisors (see below), whose sum is σ = 8255520. Its totient is φ = 1745280.

The previous prime is 4100011. The next prime is 4100023. The reversal of 4100012 is 2100014.

It is not an unprimeable number, because it can be changed into a prime (4100011) 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, 4664 + ... + 5472.

It is an arithmetic number, because the mean of its divisors is an integer number (343980).

Almost surely, 24100012 is an apocalyptic number.

It is an amenable number.

4100012 is an abundant number, since it is smaller than the sum of its proper divisors (4155508).

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

4100012 is a wasteful number, since it uses less digits than its factorization.

4100012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1001 (or 999 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 8.

The square root of 4100012 is about 2024.8486363183. The cubic root of 4100012 is about 160.0522225365.

Adding to 4100012 its reverse (2100014), we get a palindrome (6200026).

The spelling of 4100012 in words is "four million, one hundred thousand, twelve".

Divisors: 1 2 4 7 14 28 181 362 724 809 1267 1618 2534 3236 5068 5663 11326 22652 146429 292858 585716 1025003 2050006 4100012