Base | Representation |
---|---|
bin | 10110101111011… |
… | …10110101000100 |
3 | 111021222010221002 |
4 | 23113232311010 |
5 | 342314124000 |
6 | 30532512432 |
7 | 4504344134 |
oct | 1327566504 |
9 | 437863832 |
10 | 190770500 |
11 | 98759778 |
12 | 53a7b718 |
13 | 306a536b |
14 | 1b49cac4 |
15 | 11b348d5 |
hex | b5eed44 |
190770500 has 24 divisors (see below), whose sum is σ = 416643864. Its totient is φ = 76308000.
The previous prime is 190770493. The next prime is 190770551. The reversal of 190770500 is 5077091.
It can be written as a sum of positive squares in 4 ways, for example, as 44408896 + 146361604 = 6664^2 + 12098^2 .
It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 190271 + ... + 191270.
It is an arithmetic number, because the mean of its divisors is an integer number (17360161).
Almost surely, 2190770500 is an apocalyptic number.
190770500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
190770500 is an abundant number, since it is smaller than the sum of its proper divisors (225873364).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
190770500 is a wasteful number, since it uses less digits than its factorization.
190770500 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 381560 (or 381548 counting only the distinct ones).
The product of its (nonzero) digits is 2205, while the sum is 29.
The square root of 190770500 is about 13811.9694468240. The cubic root of 190770500 is about 575.6657694774.
The spelling of 190770500 in words is "one hundred ninety million, seven hundred seventy thousand, five hundred".
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