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8100124 = 224149391
BaseRepresentation
bin11110111001100100011100
3120020112021121
4132321210130
54033200444
6445340324
7125564344
oct36714434
916215247
108100124
11463281a
1228676a4
1318a7b96
14110bd24
15aa0084
hex7b991c

8100124 has 12 divisors (see below), whose sum is σ = 14521248. Its totient is φ = 3951200.

The previous prime is 8100097. The next prime is 8100133. The reversal of 8100124 is 4210018.

It is a happy number.

It is a super-2 number, since 2×81001242 = 131224017630752, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 8100098 and 8100107.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24532 + ... + 24859.

It is an arithmetic number, because the mean of its divisors is an integer number (1210104).

Almost surely, 28100124 is an apocalyptic number.

It is an amenable number.

8100124 is a deficient number, since it is larger than the sum of its proper divisors (6421124).

8100124 is a wasteful number, since it uses less digits than its factorization.

8100124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49436 (or 49434 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

The square root of 8100124 is about 2846.0716786476. The cubic root of 8100124 is about 200.8309098304.

The spelling of 8100124 in words is "eight million, one hundred thousand, one hundred twenty-four".

Divisors: 1 2 4 41 82 164 49391 98782 197564 2025031 4050062 8100124