Base | Representation |
---|---|
bin | 100111100100010000… |
… | …000101111011010001 |
3 | 11001122210101101112101 |
4 | 213210100011323101 |
5 | 1144001414120424 |
6 | 31303354200401 |
7 | 3032540066554 |
oct | 474420057321 |
9 | 131583341471 |
10 | 42484129489 |
11 | 1702120231a |
12 | 8297a23101 |
13 | 4010916079 |
14 | 20b048a69b |
15 | 1189b2a344 |
hex | 9e4405ed1 |
42484129489 has 4 divisors (see below), whose sum is σ = 43021903360. Its totient is φ = 41946355620.
The previous prime is 42484129481. The next prime is 42484129537. The reversal of 42484129489 is 98492148424.
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 42484129489 - 23 = 42484129481 is a prime.
It is a super-2 number, since 2×424841294892 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (42484129481) 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, 268886817 + ... + 268886974.
It is an arithmetic number, because the mean of its divisors is an integer number (10755475840).
Almost surely, 242484129489 is an apocalyptic number.
It is an amenable number.
42484129489 is a deficient number, since it is larger than the sum of its proper divisors (537773871).
42484129489 is an equidigital number, since it uses as much as digits as its factorization.
42484129489 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 537773870.
The product of its digits is 5308416, while the sum is 55.
The spelling of 42484129489 in words is "forty-two billion, four hundred eighty-four million, one hundred twenty-nine thousand, four hundred eighty-nine".
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