Base | Representation |
---|---|
bin | 1001100101101… |
… | …1100111000011 |
3 | 2210200110000020 |
4 | 2121123213003 |
5 | 40244033443 |
6 | 3554024523 |
7 | 665605515 |
oct | 231334703 |
9 | 83613006 |
10 | 40221123 |
11 | 207817a8 |
12 | 11578143 |
13 | 84433a7 |
14 | 54adbb5 |
15 | 37e7583 |
hex | 265b9c3 |
40221123 has 8 divisors (see below), whose sum is σ = 54936336. Its totient is φ = 26160000.
The previous prime is 40221079. The next prime is 40221127. The reversal of 40221123 is 32112204.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 40221123 - 26 = 40221059 is a prime.
It is a super-2 number, since 2×402211232 = 3235477470762258, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (40221127) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 163378 + ... + 163623.
It is an arithmetic number, because the mean of its divisors is an integer number (6867042).
Almost surely, 240221123 is an apocalyptic number.
40221123 is a deficient number, since it is larger than the sum of its proper divisors (14715213).
40221123 is a wasteful number, since it uses less digits than its factorization.
40221123 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 327045.
The product of its (nonzero) digits is 96, while the sum is 15.
The square root of 40221123 is about 6342.0125354654. The cubic root of 40221123 is about 342.6242233251.
Adding to 40221123 its reverse (32112204), we get a palindrome (72333327).
The spelling of 40221123 in words is "forty million, two hundred twenty-one thousand, one hundred twenty-three".
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