Base | Representation |
---|---|
bin | 11010011110100… |
… | …101000000100100 |
3 | 1010221212220010010 |
4 | 122132211000210 |
5 | 1402210123044 |
6 | 112025130220 |
7 | 14002560213 |
oct | 3236450044 |
9 | 1127786103 |
10 | 444223524 |
11 | 208830788 |
12 | 104929970 |
13 | 71056674 |
14 | 42dd707a |
15 | 28eebbb9 |
hex | 1a7a5024 |
444223524 has 24 divisors (see below), whose sum is σ = 1036869568. Its totient is φ = 148024800.
The previous prime is 444223519. The next prime is 444223529. The reversal of 444223524 is 425322444.
It is an interprime number because it is at equal distance from previous prime (444223519) and next prime (444223529).
It is a super-3 number, since 3×4442235243 (a number of 27 digits) contains 333 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 444223491 and 444223500.
It is not an unprimeable number, because it can be changed into a prime (444223529) 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, 55674 + ... + 63150.
Almost surely, 2444223524 is an apocalyptic number.
It is an amenable number.
444223524 is an abundant number, since it is smaller than the sum of its proper divisors (592646044).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
444223524 is a wasteful number, since it uses less digits than its factorization.
444223524 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12435 (or 12433 counting only the distinct ones).
The product of its digits is 30720, while the sum is 30.
The square root of 444223524 is about 21076.6108281194. The cubic root of 444223524 is about 763.0163620227.
Adding to 444223524 its reverse (425322444), we get a palindrome (869545968).
It can be divided in two parts, 4442 and 23524, that added together give a triangular number (27966 = T236).
The spelling of 444223524 in words is "four hundred forty-four million, two hundred twenty-three thousand, five hundred twenty-four".
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