Base | Representation |
---|---|
bin | 1001000101111… |
… | …0101111011110 |
3 | 2122202112212000 |
4 | 2101132233132 |
5 | 34230334143 |
6 | 3441223130 |
7 | 642105000 |
oct | 221365736 |
9 | 78675760 |
10 | 38136798 |
11 | 1a588817 |
12 | 10931aa6 |
13 | 7b9376b |
14 | 50ca370 |
15 | 3534bd3 |
hex | 245ebde |
38136798 has 128 divisors (see below), whose sum is σ = 103680000. Its totient is φ = 10372320.
The previous prime is 38136793. The next prime is 38136799. The reversal of 38136798 is 89763183.
It is a happy number.
Its product of digits (217728) is a multiple of the sum of its prime divisors (112).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38136793) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 537103 + ... + 537173.
It is an arithmetic number, because the mean of its divisors is an integer number (810000).
Almost surely, 238136798 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 38136798, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (51840000).
38136798 is an abundant number, since it is smaller than the sum of its proper divisors (65543202).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38136798 is a wasteful number, since it uses less digits than its factorization.
38136798 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 132 (or 112 counting only the distinct ones).
The product of its digits is 217728, while the sum is 45.
The square root of 38136798 is about 6175.4998178285. The cubic root of 38136798 is about 336.6004886861.
The spelling of 38136798 in words is "thirty-eight million, one hundred thirty-six thousand, seven hundred ninety-eight".
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