Base | Representation |
---|---|
bin | 10110101010101… |
… | …10010001110110 |
3 | 111020210101210122 |
4 | 23111112101312 |
5 | 342134130104 |
6 | 30511251542 |
7 | 4466132336 |
oct | 1325262166 |
9 | 436711718 |
10 | 190145654 |
11 | 98372276 |
12 | 53819bb2 |
13 | 30516b2a |
14 | 1b3790c6 |
15 | 11a5e6be |
hex | b556476 |
190145654 has 16 divisors (see below), whose sum is σ = 300505200. Its totient is φ = 89986464.
The previous prime is 190145651. The next prime is 190145671. The reversal of 190145654 is 456541091.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (190145651) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66584 + ... + 69380.
It is an arithmetic number, because the mean of its divisors is an integer number (18781575).
Almost surely, 2190145654 is an apocalyptic number.
190145654 is a deficient number, since it is larger than the sum of its proper divisors (110359546).
190145654 is a wasteful number, since it uses less digits than its factorization.
190145654 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4607.
The product of its (nonzero) digits is 21600, while the sum is 35.
The square root of 190145654 is about 13789.3311657963. The cubic root of 190145654 is about 575.0365738551.
The spelling of 190145654 in words is "one hundred ninety million, one hundred forty-five thousand, six hundred fifty-four".
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