Base | Representation |
---|---|
bin | 10001111101011… |
… | …11000100000111 |
3 | 101111111111101002 |
4 | 20332233010013 |
5 | 302032212211 |
6 | 22541123515 |
7 | 3506421662 |
oct | 1076570407 |
9 | 344444332 |
10 | 150663431 |
11 | 78055736 |
12 | 4255959b |
13 | 252a1b79 |
14 | 1601c6d9 |
15 | d36103b |
hex | 8faf107 |
150663431 has 4 divisors (see below), whose sum is σ = 150720912. Its totient is φ = 150605952.
The previous prime is 150663419. The next prime is 150663463. The reversal of 150663431 is 134366051.
It is a happy number.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 134366051 = 281 ⋅478171.
It is a cyclic number.
It is not a de Polignac number, because 150663431 - 218 = 150401287 is a prime.
It is a super-2 number, since 2×1506634312 = 45398938881383522, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 150663394 and 150663403.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (150663031) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24611 + ... + 30116.
It is an arithmetic number, because the mean of its divisors is an integer number (37680228).
Almost surely, 2150663431 is an apocalyptic number.
150663431 is a deficient number, since it is larger than the sum of its proper divisors (57481).
150663431 is an equidigital number, since it uses as much as digits as its factorization.
150663431 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 57480.
The product of its (nonzero) digits is 6480, while the sum is 29.
The square root of 150663431 is about 12274.5032893392. The cubic root of 150663431 is about 532.1114665996. Note that the first 3 decimals are identical.
The spelling of 150663431 in words is "one hundred fifty million, six hundred sixty-three thousand, four hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •