Base | Representation |
---|---|
bin | 10000100010100… |
… | …11100000110010 |
3 | 100200002102211200 |
4 | 20101103200302 |
5 | 241010112343 |
6 | 21433552030 |
7 | 3303250620 |
oct | 1021234062 |
9 | 320072750 |
10 | 138754098 |
11 | 7136100a |
12 | 3a575616 |
13 | 22992222 |
14 | 145dc510 |
15 | c2ac4d3 |
hex | 8453832 |
138754098 has 48 divisors (see below), whose sum is σ = 344250816. Its totient is φ = 39566880.
The previous prime is 138754087. The next prime is 138754111. The reversal of 138754098 is 890457831.
138754098 is a `hidden beast` number, since 13 + 8 + 7 + 540 + 98 = 666.
It is a zygodrome in base 13.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 106833 + ... + 108123.
It is an arithmetic number, because the mean of its divisors is an integer number (7171892).
Almost surely, 2138754098 is an apocalyptic number.
138754098 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
138754098 is an abundant number, since it is smaller than the sum of its proper divisors (205496718).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
138754098 is a wasteful number, since it uses less digits than its factorization.
138754098 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2159 (or 2156 counting only the distinct ones).
The product of its (nonzero) digits is 241920, while the sum is 45.
The square root of 138754098 is about 11779.3929385177. The cubic root of 138754098 is about 517.7044994480.
The spelling of 138754098 in words is "one hundred thirty-eight million, seven hundred fifty-four thousand, ninety-eight".
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