Base | Representation |
---|---|
bin | 10110101001110… |
… | …00100010011101 |
3 | 111020120012200220 |
4 | 23110320202131 |
5 | 342121230322 |
6 | 30504511553 |
7 | 4465114233 |
oct | 1324704235 |
9 | 436505626 |
10 | 190023837 |
11 | 982997a3 |
12 | 5377b5b9 |
13 | 304a3553 |
14 | 1b346953 |
15 | 11a3855c |
hex | b53889d |
190023837 has 16 divisors (see below), whose sum is σ = 263662080. Its totient is φ = 121634352.
The previous prime is 190023829. The next prime is 190023887. The reversal of 190023837 is 738320091.
190023837 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 190023837 - 23 = 190023829 is a prime.
It is a super-2 number, since 2×1900238372 = 72218117256405138, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 190023798 and 190023807.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (190023887) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4873 + ... + 20094.
It is an arithmetic number, because the mean of its divisors is an integer number (16478880).
Almost surely, 2190023837 is an apocalyptic number.
It is an amenable number.
190023837 is a deficient number, since it is larger than the sum of its proper divisors (73638243).
190023837 is a wasteful number, since it uses less digits than its factorization.
190023837 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25072.
The product of its (nonzero) digits is 9072, while the sum is 33.
The square root of 190023837 is about 13784.9133838410. The cubic root of 190023837 is about 574.9137483733.
It can be divided in two parts, 1900238 and 37, that added together give a triangular number (1900275 = T1949).
The spelling of 190023837 in words is "one hundred ninety million, twenty-three thousand, eight hundred thirty-seven".
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