Base | Representation |
---|---|
bin | 10001101111010… |
… | …01010111101100 |
3 | 101101000002020000 |
4 | 20313221113230 |
5 | 301043230400 |
6 | 22433224300 |
7 | 3454552053 |
oct | 1067512754 |
9 | 341002200 |
10 | 148805100 |
11 | 76aa6524 |
12 | 41a02090 |
13 | 24aa1072 |
14 | 15a9739a |
15 | d0e5600 |
hex | 8de95ec |
148805100 has 90 divisors (see below), whose sum is σ = 482393604. Its totient is φ = 39679200.
The previous prime is 148805089. The next prime is 148805143. The reversal of 148805100 is 1508841.
148805100 is a `hidden beast` number, since 148 + 8 + 0 + 510 + 0 = 666.
It is a tau number, because it is divible by the number of its divisors (90).
It is a Harshad number since it is a multiple of its sum of digits (27).
It is an unprimeable number.
It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 1086 + ... + 17285.
Almost surely, 2148805100 is an apocalyptic number.
148805100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 148805100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (241196802).
148805100 is an abundant number, since it is smaller than the sum of its proper divisors (333588504).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
148805100 is a wasteful number, since it uses less digits than its factorization.
148805100 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18397 (or 18381 counting only the distinct ones).
The product of its (nonzero) digits is 1280, while the sum is 27.
The square root of 148805100 is about 12198.5695882755. The cubic root of 148805100 is about 529.9146652690.
The spelling of 148805100 in words is "one hundred forty-eight million, eight hundred five thousand, one hundred".
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