Base | Representation |
---|---|
bin | 10110101010000… |
… | …10100010100000 |
3 | 111020122021220001 |
4 | 23111002202200 |
5 | 342124033200 |
6 | 30505425344 |
7 | 4465344532 |
oct | 1325024240 |
9 | 436567801 |
10 | 190064800 |
11 | 98317552 |
12 | 5379b254 |
13 | 304b90a3 |
14 | 1b357852 |
15 | 11a4576a |
hex | b5428a0 |
190064800 has 36 divisors (see below), whose sum is σ = 463997646. Its totient is φ = 76025600.
The previous prime is 190064789. The next prime is 190064803. The reversal of 190064800 is 8460091.
190064800 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 3 ways, for example, as 74028816 + 116035984 = 8604^2 + 10772^2 .
It is a super-2 number, since 2×1900648002 = 72249256398080000, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (190064803) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 117991 + ... + 119590.
Almost surely, 2190064800 is an apocalyptic number.
190064800 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
190064800 is an abundant number, since it is smaller than the sum of its proper divisors (273932846).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
190064800 is a wasteful number, since it uses less digits than its factorization.
190064800 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 237601 (or 237588 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 28.
The square root of 190064800 is about 13786.3990947600. The cubic root of 190064800 is about 574.9550563485.
The spelling of 190064800 in words is "one hundred ninety million, sixty-four thousand, eight hundred".
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