Base | Representation |
---|---|
bin | 1100011010010… |
… | …10101111000111 |
3 | 21020220121010102 |
4 | 12031022233013 |
5 | 203123141033 |
6 | 14155314315 |
7 | 2402651456 |
oct | 615125707 |
9 | 236817112 |
10 | 104115143 |
11 | 53852280 |
12 | 2aa4b99b |
13 | 187548c2 |
14 | db82b9d |
15 | 9218de8 |
hex | 634abc7 |
104115143 has 16 divisors (see below), whose sum is σ = 118444032. Its totient is φ = 90660000.
The previous prime is 104115131. The next prime is 104115197. The reversal of 104115143 is 341511401.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 104115143 - 28 = 104114887 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (104115343) 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, 32930 + ... + 35952.
It is an arithmetic number, because the mean of its divisors is an integer number (7402752).
Almost surely, 2104115143 is an apocalyptic number.
104115143 is a deficient number, since it is larger than the sum of its proper divisors (14328889).
104115143 is a wasteful number, since it uses less digits than its factorization.
104115143 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3166.
The product of its (nonzero) digits is 240, while the sum is 20.
The square root of 104115143 is about 10203.6828155328. The cubic root of 104115143 is about 470.4404246438.
Adding to 104115143 its reverse (341511401), we get a palindrome (445626544).
The spelling of 104115143 in words is "one hundred four million, one hundred fifteen thousand, one hundred forty-three".
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