Base | Representation |
---|---|
bin | 101101100100… |
… | …011000001000 |
3 | 211110220010012 |
4 | 231210120020 |
5 | 11024223410 |
6 | 1104011052 |
7 | 203351321 |
oct | 55443010 |
9 | 24426105 |
10 | 11945480 |
11 | 68198a8 |
12 | 4000a88 |
13 | 2623241 |
14 | 182d448 |
15 | 10ae605 |
hex | b64608 |
11945480 has 32 divisors (see below), whose sum is σ = 27138240. Its totient is φ = 4731840.
The previous prime is 11945467. The next prime is 11945503. The reversal of 11945480 is 8454911.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2885 + ... + 5675.
It is an arithmetic number, because the mean of its divisors is an integer number (848070).
Almost surely, 211945480 is an apocalyptic number.
11945480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
11945480 is an abundant number, since it is smaller than the sum of its proper divisors (15192760).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11945480 is a wasteful number, since it uses less digits than its factorization.
11945480 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2909 (or 2905 counting only the distinct ones).
The product of its (nonzero) digits is 5760, while the sum is 32.
The square root of 11945480 is about 3456.2233724110. The cubic root of 11945480 is about 228.5956008662.
The spelling of 11945480 in words is "eleven million, nine hundred forty-five thousand, four hundred eighty".
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