Base | Representation |
---|---|
bin | 10110110001000… |
… | …10001111010100 |
3 | 111022100211210012 |
4 | 23120202033110 |
5 | 342342343301 |
6 | 30541215352 |
7 | 4506212066 |
oct | 1330421724 |
9 | 438324705 |
10 | 190981076 |
11 | 98892a00 |
12 | 53b61558 |
13 | 3074a170 |
14 | 1b515736 |
15 | 11b76ebb |
hex | b6223d4 |
190981076 has 72 divisors (see below), whose sum is σ = 400404480. Its totient is φ = 79168320.
The previous prime is 190981073. The next prime is 190981079. The reversal of 190981076 is 670189091.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (190981073) and next prime (190981079).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (190981073) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 798965 + ... + 799203.
Almost surely, 2190981076 is an apocalyptic number.
It is an amenable number.
190981076 is an abundant number, since it is smaller than the sum of its proper divisors (209423404).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
190981076 is a wasteful number, since it uses less digits than its factorization.
190981076 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 405 (or 392 counting only the distinct ones).
The product of its (nonzero) digits is 27216, while the sum is 41.
The square root of 190981076 is about 13819.5902978344. The cubic root of 190981076 is about 575.8775017600.
The spelling of 190981076 in words is "one hundred ninety million, nine hundred eighty-one thousand, seventy-six".
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