Base | Representation |
---|---|
bin | 11001001110000… |
… | …101000010010100 |
3 | 1002111011202221210 |
4 | 121032011002110 |
5 | 1331304333134 |
6 | 105552541420 |
7 | 13325320023 |
oct | 3116050224 |
9 | 1074152853 |
10 | 423121044 |
11 | 1a7928115 |
12 | b9851870 |
13 | 698784a8 |
14 | 402a28ba |
15 | 2722e2e9 |
hex | 19385094 |
423121044 has 12 divisors (see below), whose sum is σ = 987282464. Its totient is φ = 141040344.
The previous prime is 423121033. The next prime is 423121057. The reversal of 423121044 is 440121324.
It is a tau number, because it is divible by the number of its divisors (12).
It is a self number, because there is not a number n which added to its sum of digits gives 423121044.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17630032 + ... + 17630055.
Almost surely, 2423121044 is an apocalyptic number.
It is an amenable number.
423121044 is an abundant number, since it is smaller than the sum of its proper divisors (564161420).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
423121044 is a wasteful number, since it uses less digits than its factorization.
423121044 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 35260094 (or 35260092 counting only the distinct ones).
The product of its (nonzero) digits is 768, while the sum is 21.
The square root of 423121044 is about 20569.9062710553. The cubic root of 423121044 is about 750.7376706626.
Adding to 423121044 its reverse (440121324), we get a palindrome (863242368).
The spelling of 423121044 in words is "four hundred twenty-three million, one hundred twenty-one thousand, forty-four".
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