Base | Representation |
---|---|
bin | 1110010010000111110… |
… | …11000001001000000000 |
3 | 1201220202022110120121120 |
4 | 13021003323001020000 |
5 | 31020042022110240 |
6 | 1013242114352240 |
7 | 50312430416133 |
oct | 7110373011000 |
9 | 1656668416546 |
10 | 490765816320 |
11 | 17a15056663a |
12 | 7b14458b680 |
13 | 37382005170 |
14 | 19a78a8c21a |
15 | cb750e8ad0 |
hex | 7243ec1200 |
490765816320 has 160 divisors (see below), whose sum is σ = 1689603233472. Its totient is φ = 120803868672.
The previous prime is 490765816279. The next prime is 490765816337. The reversal of 490765816320 is 23618567094.
It is a tau number, because it is divible by the number of its divisors (160).
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, 2357922 + ... + 2557601.
It is a 1-persistent number, because it is pandigital, but 2⋅490765816320 = 981531632640 is not.
Almost surely, 2490765816320 is an apocalyptic number.
490765816320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
490765816320 is an abundant number, since it is smaller than the sum of its proper divisors (1198837417152).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
490765816320 is a wasteful number, since it uses less digits than its factorization.
490765816320 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4915562 (or 4915546 counting only the distinct ones).
The product of its (nonzero) digits is 2177280, while the sum is 51.
The spelling of 490765816320 in words is "four hundred ninety billion, seven hundred sixty-five million, eight hundred sixteen thousand, three hundred twenty".
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