Base | Representation |
---|---|
bin | 10110101010101… |
… | …10110000110100 |
3 | 111020210111112001 |
4 | 23111112300310 |
5 | 342134211021 |
6 | 30511305044 |
7 | 4466141200 |
oct | 1325266064 |
9 | 436714461 |
10 | 190147636 |
11 | 98373808 |
12 | 5381b184 |
13 | 305179c3 |
14 | 1b379b00 |
15 | 11a60091 |
hex | b556c34 |
190147636 has 36 divisors (see below), whose sum is σ = 387928548. Its totient is φ = 81314688.
The previous prime is 190147621. The next prime is 190147663. The reversal of 190147636 is 636741091.
190147636 is digitally balanced in base 2, 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 2 ways, for example, as 178382736 + 11764900 = 13356^2 + 3430^2 .
It is a super-2 number, since 2×1901476362 = 72312246952776992, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 190147595 and 190147604.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 131976 + ... + 133408.
It is an arithmetic number, because the mean of its divisors is an integer number (10775793).
Almost surely, 2190147636 is an apocalyptic number.
It is an amenable number.
190147636 is an abundant number, since it is smaller than the sum of its proper divisors (197780912).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
190147636 is a wasteful number, since it uses less digits than its factorization.
190147636 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2128 (or 2119 counting only the distinct ones).
The product of its (nonzero) digits is 27216, while the sum is 37.
The square root of 190147636 is about 13789.4030327640. The cubic root of 190147636 is about 575.0385718296.
The spelling of 190147636 in words is "one hundred ninety million, one hundred forty-seven thousand, six hundred thirty-six".
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