Base | Representation |
---|---|
bin | 1100011000010… |
… | …11111111100101 |
3 | 21020102112121010 |
4 | 12030023333211 |
5 | 203041430044 |
6 | 14150012433 |
7 | 2400531303 |
oct | 614137745 |
9 | 236375533 |
10 | 103858149 |
11 | 5369718a |
12 | 2a947119 |
13 | 18694935 |
14 | db17273 |
15 | 91b7bb9 |
hex | 630bfe5 |
103858149 has 16 divisors (see below), whose sum is σ = 143946432. Its totient is φ = 66549888.
The previous prime is 103858121. The next prime is 103858163. The reversal of 103858149 is 941858301.
It is not a de Polignac number, because 103858149 - 211 = 103856101 is a prime.
It is a super-2 number, since 2×1038581492 = 21573030227412402, which contains 22 as substring.
It is an alternating number because its digits alternate between odd and even.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (103858189) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3577 + ... + 14849.
It is an arithmetic number, because the mean of its divisors is an integer number (8996652).
Almost surely, 2103858149 is an apocalyptic number.
It is an amenable number.
103858149 is a deficient number, since it is larger than the sum of its proper divisors (40088283).
103858149 is a wasteful number, since it uses less digits than its factorization.
103858149 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11396.
The product of its (nonzero) digits is 34560, while the sum is 39.
The square root of 103858149 is about 10191.0818365863. The cubic root of 103858149 is about 470.0530330983.
The spelling of 103858149 in words is "one hundred three million, eight hundred fifty-eight thousand, one hundred forty-nine".
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