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6142808 = 237432551
BaseRepresentation
bin10111011011101101011000
3102120002100102
4113123231120
53033032213
6335354532
7103133030
oct27335530
912502312
106142808
113516201
122082a48
131370cc9
14b5c8c0
15815158
hex5dbb58

6142808 has 32 divisors (see below), whose sum is σ = 13474560. Its totient is φ = 2570400.

The previous prime is 6142783. The next prime is 6142813. The reversal of 6142808 is 8082416.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1133 + ... + 3683.

It is an arithmetic number, because the mean of its divisors is an integer number (421080).

Almost surely, 26142808 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6142808, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6737280).

6142808 is an abundant number, since it is smaller than the sum of its proper divisors (7331752).

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

6142808 is a wasteful number, since it uses less digits than its factorization.

6142808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2607 (or 2603 counting only the distinct ones).

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

The square root of 6142808 is about 2478.4688821932. The cubic root of 6142808 is about 183.1424334298.

The spelling of 6142808 in words is "six million, one hundred forty-two thousand, eight hundred eight".

Divisors: 1 2 4 7 8 14 28 43 56 86 172 301 344 602 1204 2408 2551 5102 10204 17857 20408 35714 71428 109693 142856 219386 438772 767851 877544 1535702 3071404 6142808