Base | Representation |
---|---|
bin | 10110110000111… |
… | …11011010101000 |
3 | 111022100020220220 |
4 | 23120133122220 |
5 | 342342011022 |
6 | 30541050040 |
7 | 4506133266 |
oct | 1330373250 |
9 | 438306826 |
10 | 190969512 |
11 | 98885248 |
12 | 53b56920 |
13 | 30744b16 |
14 | 1b511436 |
15 | 11b7385c |
hex | b61f6a8 |
190969512 has 32 divisors (see below), whose sum is σ = 479522400. Its totient is φ = 63376704.
The previous prime is 190969511. The next prime is 190969523. The reversal of 190969512 is 215969091.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (190969511) 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, 11878 + ... + 22869.
It is an arithmetic number, because the mean of its divisors is an integer number (14985075).
Almost surely, 2190969512 is an apocalyptic number.
190969512 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
190969512 is an abundant number, since it is smaller than the sum of its proper divisors (288552888).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
190969512 is a wasteful number, since it uses less digits than its factorization.
190969512 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 34985 (or 34981 counting only the distinct ones).
The product of its (nonzero) digits is 43740, while the sum is 42.
The square root of 190969512 is about 13819.1718999367. The cubic root of 190969512 is about 575.8658783015.
The spelling of 190969512 in words is "one hundred ninety million, nine hundred sixty-nine thousand, five hundred twelve".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •