Base | Representation |
---|---|
bin | 11011111101000… |
… | …010111000111001 |
3 | 1012200111000211112 |
4 | 123331002320321 |
5 | 1430030044244 |
6 | 114312010105 |
7 | 14423220230 |
oct | 3375027071 |
9 | 1180430745 |
10 | 468987449 |
11 | 220805237 |
12 | 111090935 |
13 | 76217288 |
14 | 46401b17 |
15 | 2b28e39e |
hex | 1bf42e39 |
468987449 has 16 divisors (see below), whose sum is σ = 587088000. Its totient is φ = 365293824.
The previous prime is 468987443. The next prime is 468987481. The reversal of 468987449 is 944789864.
It is not a de Polignac number, because 468987449 - 212 = 468983353 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (468987443) 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 15 ways as a sum of consecutive naturals, for example, 64499 + ... + 71400.
It is an arithmetic number, because the mean of its divisors is an integer number (36693000).
Almost surely, 2468987449 is an apocalyptic number.
It is an amenable number.
468987449 is a deficient number, since it is larger than the sum of its proper divisors (118100551).
468987449 is a wasteful number, since it uses less digits than its factorization.
468987449 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 135952.
The product of its digits is 13934592, while the sum is 59.
The square root of 468987449 is about 21656.1180501031. The cubic root of 468987449 is about 776.9392704361.
The spelling of 468987449 in words is "four hundred sixty-eight million, nine hundred eighty-seven thousand, four hundred forty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.084 sec. • engine limits •