Base | Representation |
---|---|
bin | 11011001000000… |
… | …111000111010000 |
3 | 1011201101001002102 |
4 | 123020013013100 |
5 | 1413002023440 |
6 | 113054335532 |
7 | 14164244402 |
oct | 3310070720 |
9 | 1151331072 |
10 | 455111120 |
11 | 2139977a2 |
12 | 1084ba5a8 |
13 | 73399229 |
14 | 4462cb72 |
15 | 29e4cb15 |
hex | 1b2071d0 |
455111120 has 40 divisors (see below), whose sum is σ = 1104143616. Its totient is φ = 174128768.
The previous prime is 455111119. The next prime is 455111141. The reversal of 455111120 is 21111554.
It is a tau number, because it is divible by the number of its divisors (40).
It is a super-2 number, since 2×4551111202 = 414252263095308800, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a junction number, because it is equal to n+sod(n) for n = 455111092 and 455111101.
It is a congruent number.
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, 121832 + ... + 125511.
Almost surely, 2455111120 is an apocalyptic number.
455111120 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
455111120 is an abundant number, since it is smaller than the sum of its proper divisors (649032496).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
455111120 is a wasteful number, since it uses less digits than its factorization.
455111120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 247379 (or 247373 counting only the distinct ones).
The product of its (nonzero) digits is 200, while the sum is 20.
The square root of 455111120 is about 21333.3335416667. Note that the first 3 decimals coincide. The cubic root of 455111120 is about 769.1997758384.
Adding to 455111120 its reverse (21111554), we get a palindrome (476222674).
The spelling of 455111120 in words is "four hundred fifty-five million, one hundred eleven thousand, one hundred twenty".
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