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4126808 = 23773693
BaseRepresentation
bin1111101111100001011000
321202122220202
433233201120
52024024213
6224241332
750035340
oct17574130
97678822
104126808
112369594
121470248
13b164ca
14795d20
15567b58
hex3ef858

4126808 has 16 divisors (see below), whose sum is σ = 8843280. Its totient is φ = 1768608.

The previous prime is 4126807. The next prime is 4126817. The reversal of 4126808 is 8086214.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4126807) by changing a digit.

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, 36791 + ... + 36902.

It is an arithmetic number, because the mean of its divisors is an integer number (552705).

Almost surely, 24126808 is an apocalyptic number.

It is an amenable number.

4126808 is an abundant number, since it is smaller than the sum of its proper divisors (4716472).

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

4126808 is a wasteful number, since it uses less digits than its factorization.

4126808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73706 (or 73702 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 29.

The square root of 4126808 is about 2031.4546512290. The cubic root of 4126808 is about 160.4001442776.

It can be divided in two parts, 412 and 6808, that multiplied together give a triangular number (2804896 = T2368).

The spelling of 4126808 in words is "four million, one hundred twenty-six thousand, eight hundred eight".

Divisors: 1 2 4 7 8 14 28 56 73693 147386 294772 515851 589544 1031702 2063404 4126808