Base | Representation |
---|---|
bin | 111011000010100… |
… | …001111101101110 |
3 | 2120000211120211110 |
4 | 323002201331232 |
5 | 4012033103100 |
6 | 242142132450 |
7 | 33355162635 |
oct | 7302417556 |
9 | 2500746743 |
10 | 990519150 |
11 | 469138775 |
12 | 237881126 |
13 | 12a29aa0a |
14 | 957a051c |
15 | 5be5c250 |
hex | 3b0a1f6e |
990519150 has 48 divisors (see below), whose sum is σ = 2563300224. Its totient is φ = 252653280.
The previous prime is 990519149. The next prime is 990519151. The reversal of 990519150 is 51915099.
It is an interprime number because it is at equal distance from previous prime (990519149) and next prime (990519151).
It is a super-2 number, since 2×9905191502 = 1962256373033445000, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 990519099 and 990519108.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (990519151) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 140104 + ... + 147003.
It is an arithmetic number, because the mean of its divisors is an integer number (53402088).
Almost surely, 2990519150 is an apocalyptic number.
990519150 is an abundant number, since it is smaller than the sum of its proper divisors (1572781074).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
990519150 is a wasteful number, since it uses less digits than its factorization.
990519150 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 287145 (or 287140 counting only the distinct ones).
The product of its (nonzero) digits is 18225, while the sum is 39.
The square root of 990519150 is about 31472.5141989006. The cubic root of 990519150 is about 996.8296763361.
The spelling of 990519150 in words is "nine hundred ninety million, five hundred nineteen thousand, one hundred fifty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •