Base | Representation |
---|---|
bin | 1000101111001100010111 |
3 | 11022100220200 |
4 | 20233030113 |
5 | 1041243310 |
6 | 121031543 |
7 | 25316466 |
oct | 10571427 |
9 | 4270820 |
10 | 2290455 |
11 | 1324942 |
12 | 9255b3 |
13 | 6226cb |
14 | 4389dd |
15 | 3039c0 |
hex | 22f317 |
2290455 has 24 divisors (see below), whose sum is σ = 4144608. Its totient is φ = 1167936.
The previous prime is 2290441. The next prime is 2290459. The reversal of 2290455 is 5540922.
It is not a de Polignac number, because 2290455 - 25 = 2290423 is a prime.
It is a d-powerful number, because it can be written as 28 + 218 + 95 + 0 + 44 + 56 + 59 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2290459) 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, 72 + ... + 2141.
It is an arithmetic number, because the mean of its divisors is an integer number (172692).
22290455 is an apocalyptic number.
2290455 is a deficient number, since it is larger than the sum of its proper divisors (1854153).
2290455 is a wasteful number, since it uses less digits than its factorization.
2290455 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2247 (or 2244 counting only the distinct ones).
The product of its (nonzero) digits is 3600, while the sum is 27.
The square root of 2290455 is about 1513.4249238069. The cubic root of 2290455 is about 131.8177581509.
The spelling of 2290455 in words is "two million, two hundred ninety thousand, four hundred fifty-five".
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