Base | Representation |
---|---|
bin | 1001100011000… |
… | …0101001100001 |
3 | 2210100111121211 |
4 | 2120300221201 |
5 | 40222421103 |
6 | 3550150121 |
7 | 664243501 |
oct | 230605141 |
9 | 83314554 |
10 | 40045153 |
11 | 20671575 |
12 | 114b2341 |
13 | 83b1275 |
14 | 5465a01 |
15 | 37b036d |
hex | 2630a61 |
40045153 has 4 divisors (see below), whose sum is σ = 40109248. Its totient is φ = 39981060.
The previous prime is 40045147. The next prime is 40045199. The reversal of 40045153 is 35154004.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 40045153 - 25 = 40045121 is a prime.
It is a super-2 number, since 2×400451532 = 3207228557586818, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (40045123) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31101 + ... + 32362.
It is an arithmetic number, because the mean of its divisors is an integer number (10027312).
Almost surely, 240045153 is an apocalyptic number.
It is an amenable number.
40045153 is a deficient number, since it is larger than the sum of its proper divisors (64095).
40045153 is an equidigital number, since it uses as much as digits as its factorization.
40045153 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 64094.
The product of its (nonzero) digits is 1200, while the sum is 22.
The square root of 40045153 is about 6328.1239716049. The cubic root of 40045153 is about 342.1238251849.
Adding to 40045153 its reverse (35154004), we get a palindrome (75199157).
The spelling of 40045153 in words is "forty million, forty-five thousand, one hundred fifty-three".
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