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6138804 = 2237107683
BaseRepresentation
bin10111011010101110110100
3102112212212010
4113122232310
53032420204
6335324220
7103115250
oct27325664
912485763
106138804
1135131a1
122080670
13136c239
14b5b260
15813d89
hex5dabb4

6138804 has 48 divisors (see below), whose sum is σ = 16547328. Its totient is φ = 1735008.

The previous prime is 6138793. The next prime is 6138823. The reversal of 6138804 is 4088316.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8647 + ... + 9329.

It is an arithmetic number, because the mean of its divisors is an integer number (344736).

Almost surely, 26138804 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 6138804, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8273664).

6138804 is an abundant number, since it is smaller than the sum of its proper divisors (10408524).

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

6138804 is a wasteful number, since it uses less digits than its factorization.

6138804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 804 (or 802 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 30.

The square root of 6138804 is about 2477.6609937600. The cubic root of 6138804 is about 183.1026328648.

The spelling of 6138804 in words is "six million, one hundred thirty-eight thousand, eight hundred four".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 84 107 214 321 428 642 683 749 1284 1366 1498 2049 2247 2732 2996 4098 4494 4781 8196 8988 9562 14343 19124 28686 57372 73081 146162 219243 292324 438486 511567 876972 1023134 1534701 2046268 3069402 6138804