Base | Representation |
---|---|
bin | 10000100001111… |
… | …11101111011111 |
3 | 100122221022202110 |
4 | 20100333233133 |
5 | 241000014434 |
6 | 21432125103 |
7 | 3302462544 |
oct | 1020775737 |
9 | 318838673 |
10 | 138673119 |
11 | 71306192 |
12 | 3a536793 |
13 | 22964400 |
14 | 145babcb |
15 | c2934e9 |
hex | 843fbdf |
138673119 has 12 divisors (see below), whose sum is σ = 200215176. Its totient is φ = 85336992.
The previous prime is 138673109. The next prime is 138673121. The reversal of 138673119 is 911376831.
It is not a de Polignac number, because 138673119 - 24 = 138673103 is a prime.
It is a super-2 number, since 2×1386731192 = 38460467866376322, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (138673109) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 136252 + ... + 137265.
It is an arithmetic number, because the mean of its divisors is an integer number (16684598).
Almost surely, 2138673119 is an apocalyptic number.
138673119 is a deficient number, since it is larger than the sum of its proper divisors (61542057).
138673119 is a wasteful number, since it uses less digits than its factorization.
138673119 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 273546 (or 273533 counting only the distinct ones).
The product of its digits is 27216, while the sum is 39.
The square root of 138673119 is about 11775.9551204987. The cubic root of 138673119 is about 517.6037664448.
The spelling of 138673119 in words is "one hundred thirty-eight million, six hundred seventy-three thousand, one hundred nineteen".
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