Base | Representation |
---|---|
bin | 101001000111000100… |
… | …110111110011001111 |
3 | 11012221100012122222202 |
4 | 221013010313303033 |
5 | 1210400341214211 |
6 | 32140103032115 |
7 | 3121611635435 |
oct | 510704676317 |
9 | 135840178882 |
10 | 44142132431 |
11 | 177a20a0491 |
12 | 867b13b63b |
13 | 4216279ab7 |
14 | 21ca75cd55 |
15 | 123548553b |
hex | a47137ccf |
44142132431 has 8 divisors (see below), whose sum is σ = 44440704000. Its totient is φ = 43844263960.
The previous prime is 44142132421. The next prime is 44142132449. The reversal of 44142132431 is 13423124144.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 44142132431 - 26 = 44142132367 is a prime.
It is a super-2 number, since 2×441421324312 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 44142132394 and 44142132403.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (44142132421) 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, 49481 + ... + 301218.
It is an arithmetic number, because the mean of its divisors is an integer number (5555088000).
Almost surely, 244142132431 is an apocalyptic number.
44142132431 is a deficient number, since it is larger than the sum of its proper divisors (298571569).
44142132431 is a wasteful number, since it uses less digits than its factorization.
44142132431 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 351549.
The product of its digits is 9216, while the sum is 29.
Adding to 44142132431 its reverse (13423124144), we get a palindrome (57565256575).
The spelling of 44142132431 in words is "forty-four billion, one hundred forty-two million, one hundred thirty-two thousand, four hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •