Base | Representation |
---|---|
bin | 10110101010000… |
… | …00000111101000 |
3 | 111020121210021221 |
4 | 23111000013220 |
5 | 342123224023 |
6 | 30505311424 |
7 | 4465303612 |
oct | 1325000750 |
9 | 436553257 |
10 | 190054888 |
11 | 98310061 |
12 | 53795574 |
13 | 304b471a |
14 | 1b353db2 |
15 | 11a4285d |
hex | b5401e8 |
190054888 has 24 divisors (see below), whose sum is σ = 372528450. Its totient is φ = 90893792.
The previous prime is 190054877. The next prime is 190054889. The reversal of 190054888 is 888450091.
It can be written as a sum of positive squares in only one way, i.e., 181656484 + 8398404 = 13478^2 + 2898^2 .
It is a super-2 number, since 2×1900548882 = 72241720905385088, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (190054889) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 18223 + ... + 26686.
Almost surely, 2190054888 is an apocalyptic number.
It is an amenable number.
190054888 is a deficient number, since it is larger than the sum of its proper divisors (182473562).
190054888 is a wasteful number, since it uses less digits than its factorization.
190054888 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 44961 (or 44934 counting only the distinct ones).
The product of its (nonzero) digits is 92160, while the sum is 43.
The square root of 190054888 is about 13786.0396053399. The cubic root of 190054888 is about 574.9450614177.
The spelling of 190054888 in words is "one hundred ninety million, fifty-four thousand, eight hundred eighty-eight".
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