Base | Representation |
---|---|
bin | 100010001111101… |
… | …1011000001011110 |
3 | 2222002012201011211 |
4 | 1010133123001132 |
5 | 4323131302323 |
6 | 310004535034 |
7 | 40322041213 |
oct | 10437330136 |
9 | 2862181154 |
10 | 1149087838 |
11 | 53a6a2778 |
12 | 2809b147a |
13 | 1540a9b42 |
14 | ac879b0a |
15 | 6ad3070d |
hex | 447db05e |
1149087838 has 8 divisors (see below), whose sum is σ = 1730040120. Its totient is φ = 572407800.
The previous prime is 1149087829. The next prime is 1149087869. The reversal of 1149087838 is 8387809411.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 1149087791 and 1149087800.
It is a congruent number.
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, 1067388 + ... + 1068463.
It is an arithmetic number, because the mean of its divisors is an integer number (216255015).
Almost surely, 21149087838 is an apocalyptic number.
1149087838 is a deficient number, since it is larger than the sum of its proper divisors (580952282).
1149087838 is a wasteful number, since it uses less digits than its factorization.
1149087838 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2136122.
The product of its (nonzero) digits is 387072, while the sum is 49.
The square root of 1149087838 is about 33898.1981527042. The cubic root of 1149087838 is about 1047.4124762494.
The spelling of 1149087838 in words is "one billion, one hundred forty-nine million, eighty-seven thousand, eight hundred thirty-eight".
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