Base | Representation |
---|---|
bin | 101001011010110… |
… | …1010101010101100 |
3 | 10120212011011100002 |
4 | 1102311222222230 |
5 | 10321242100413 |
6 | 345524123432 |
7 | 46304051234 |
oct | 12265525254 |
9 | 3525134302 |
10 | 1389800108 |
11 | 653562434 |
12 | 329536578 |
13 | 191c19c38 |
14 | d2818cc4 |
15 | 8202c958 |
hex | 52d6aaac |
1389800108 has 12 divisors (see below), whose sum is σ = 2453674440. Its totient is φ = 688750272.
The previous prime is 1389800081. The next prime is 1389800117. The reversal of 1389800108 is 8010089831.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1536938 + ... + 1537841.
It is an arithmetic number, because the mean of its divisors is an integer number (204472870).
Almost surely, 21389800108 is an apocalyptic number.
It is an amenable number.
1389800108 is a deficient number, since it is larger than the sum of its proper divisors (1063874332).
1389800108 is a wasteful number, since it uses less digits than its factorization.
1389800108 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3074896 (or 3074894 counting only the distinct ones).
The product of its (nonzero) digits is 13824, while the sum is 38.
The square root of 1389800108 is about 37280.0229077183. The cubic root of 1389800108 is about 1115.9655301678.
Adding to 1389800108 its reverse (8010089831), we get a palindrome (9399889939).
The spelling of 1389800108 in words is "one billion, three hundred eighty-nine million, eight hundred thousand, one hundred eight".
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