Base | Representation |
---|---|
bin | 11101101110110… |
… | …011100100110110 |
3 | 1021202121010111200 |
4 | 131232303210312 |
5 | 2010143343032 |
6 | 121255113330 |
7 | 15234544026 |
oct | 3556634466 |
9 | 1252533450 |
10 | 498809142 |
11 | 236623767 |
12 | 11b072846 |
13 | 7c459050 |
14 | 4a365a86 |
15 | 2dbd047c |
hex | 1dbb3936 |
498809142 has 48 divisors (see below), whose sum is σ = 1214504928. Its totient is φ = 146805120.
The previous prime is 498809123. The next prime is 498809149. The reversal of 498809142 is 241908894.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (498809149) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 40959 + ... + 51722.
It is an arithmetic number, because the mean of its divisors is an integer number (25302186).
Almost surely, 2498809142 is an apocalyptic number.
498809142 is an abundant number, since it is smaller than the sum of its proper divisors (715695786).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
498809142 is a wasteful number, since it uses less digits than its factorization.
498809142 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 92725 (or 92722 counting only the distinct ones).
The product of its (nonzero) digits is 165888, while the sum is 45.
The square root of 498809142 is about 22334.0355063746. The cubic root of 498809142 is about 793.0699019824.
The spelling of 498809142 in words is "four hundred ninety-eight million, eight hundred nine thousand, one hundred forty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.063 sec. • engine limits •