Base | Representation |
---|---|
bin | 11100111011100… |
… | …110001010110000 |
3 | 1020211100002212210 |
4 | 130323212022300 |
5 | 1443224304010 |
6 | 120055252120 |
7 | 15012463161 |
oct | 3473461260 |
9 | 1224302783 |
10 | 485384880 |
11 | 229a94932 |
12 | 11667a040 |
13 | 797389b6 |
14 | 4866d768 |
15 | 2c92cb20 |
hex | 1cee62b0 |
485384880 has 80 divisors (see below), whose sum is σ = 1512403200. Its totient is φ = 128772864.
The previous prime is 485384843. The next prime is 485384899. The reversal of 485384880 is 88483584.
It is a tau number, because it is divible by the number of its divisors (80).
It is a super-2 number, since 2×4853848802 = 471196963465228800, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (48).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42679 + ... + 52841.
It is an arithmetic number, because the mean of its divisors is an integer number (18905040).
Almost surely, 2485384880 is an apocalyptic number.
485384880 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 485384880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (756201600).
485384880 is an abundant number, since it is smaller than the sum of its proper divisors (1027018320).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
485384880 is a wasteful number, since it uses less digits than its factorization.
485384880 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10378 (or 10372 counting only the distinct ones).
The product of its (nonzero) digits is 983040, while the sum is 48.
The square root of 485384880 is about 22031.4520629032. The cubic root of 485384880 is about 785.8905764836.
The spelling of 485384880 in words is "four hundred eighty-five million, three hundred eighty-four thousand, eight hundred eighty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •