Base | Representation |
---|---|
bin | 10110101100011… |
… | …01010110101000 |
3 | 111021012212020200 |
4 | 23112031112220 |
5 | 342213334430 |
6 | 30520152200 |
7 | 4501062123 |
oct | 1326152650 |
9 | 437185220 |
10 | 190371240 |
11 | 98506804 |
12 | 53908660 |
13 | 30595707 |
14 | 1b3d73ba |
15 | 11aa6460 |
hex | b58d5a8 |
190371240 has 96 divisors (see below), whose sum is σ = 628921800. Its totient is φ = 49927680.
The previous prime is 190371239. The next prime is 190371281. The reversal of 190371240 is 42173091.
190371240 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 93663684 + 96707556 = 9678^2 + 9834^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17626 + ... + 26294.
Almost surely, 2190371240 is an apocalyptic number.
190371240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 190371240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (314460900).
190371240 is an abundant number, since it is smaller than the sum of its proper divisors (438550560).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
190371240 is a wasteful number, since it uses less digits than its factorization.
190371240 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8747 (or 8740 counting only the distinct ones).
The product of its (nonzero) digits is 1512, while the sum is 27.
The square root of 190371240 is about 13797.5084707349. The cubic root of 190371240 is about 575.2638889549.
The spelling of 190371240 in words is "one hundred ninety million, three hundred seventy-one thousand, two hundred forty".
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