Base | Representation |
---|---|
bin | 1001001010101… |
… | …1011110100001 |
3 | 2200100112000000 |
4 | 2102223132201 |
5 | 34320413410 |
6 | 3452050213 |
7 | 644554230 |
oct | 222533641 |
9 | 80315000 |
10 | 38451105 |
11 | 1a782980 |
12 | 10a63969 |
13 | 7c73844 |
14 | 516cb17 |
15 | 3597dc0 |
hex | 24ab7a1 |
38451105 has 112 divisors (see below), whose sum is σ = 86880384. Its totient is φ = 15863040.
The previous prime is 38451053. The next prime is 38451109. The reversal of 38451105 is 50115483.
38451105 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 38451105 - 29 = 38450593 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is not an unprimeable number, because it can be changed into a prime (38451109) 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 111 ways as a sum of consecutive naturals, for example, 280597 + ... + 280733.
Almost surely, 238451105 is an apocalyptic number.
38451105 is a gapful number since it is divisible by the number (35) formed by its first and last digit.
It is an amenable number.
38451105 is an abundant number, since it is smaller than the sum of its proper divisors (48429279).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38451105 is a wasteful number, since it uses less digits than its factorization.
38451105 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 178 (or 163 counting only the distinct ones).
The product of its (nonzero) digits is 2400, while the sum is 27.
The square root of 38451105 is about 6200.8954998452. The cubic root of 38451105 is about 337.5226651445.
Adding to 38451105 its reverse (50115483), we get a palindrome (88566588).
It can be divided in two parts, 3845 and 1105, that added together give a triangular number (4950 = T99).
The spelling of 38451105 in words is "thirty-eight million, four hundred fifty-one thousand, one hundred five".
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