Base | Representation |
---|---|
bin | 1010001000011… |
… | …0001000110001 |
3 | 2221221211201000 |
4 | 2202012020301 |
5 | 41334224330 |
6 | 4114432213 |
7 | 1024115511 |
oct | 242061061 |
9 | 87854630 |
10 | 42492465 |
11 | 21a93244 |
12 | 12292669 |
13 | 8a5a192 |
14 | 5901841 |
15 | 3ae5560 |
hex | 2886231 |
42492465 has 64 divisors (see below), whose sum is σ = 79672320. Its totient is φ = 21461760.
The previous prime is 42492421. The next prime is 42492467. The reversal of 42492465 is 56429424.
It is not a de Polignac number, because 42492465 - 211 = 42490417 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42492467) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 234675 + ... + 234855.
It is an arithmetic number, because the mean of its divisors is an integer number (1244880).
Almost surely, 242492465 is an apocalyptic number.
42492465 is a gapful number since it is divisible by the number (45) formed by its first and last digit.
It is an amenable number.
42492465 is a deficient number, since it is larger than the sum of its proper divisors (37179855).
42492465 is a wasteful number, since it uses less digits than its factorization.
42492465 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 279 (or 273 counting only the distinct ones).
The product of its digits is 69120, while the sum is 36.
The square root of 42492465 is about 6518.6244714664. The cubic root of 42492465 is about 348.9559772936.
The spelling of 42492465 in words is "forty-two million, four hundred ninety-two thousand, four hundred sixty-five".
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