Base | Representation |
---|---|
bin | 101010010101010010… |
… | …111100101101111100 |
3 | 11100022210120002000010 |
4 | 222111102330231330 |
5 | 1221042314223221 |
6 | 32514222303220 |
7 | 3166255261041 |
oct | 522522745574 |
9 | 140283502003 |
10 | 45454445436 |
11 | 18305938694 |
12 | 8986727b10 |
13 | 439510637a |
14 | 22b2b671c8 |
15 | 12b07a8c76 |
hex | a954bcb7c |
45454445436 has 96 divisors (see below), whose sum is σ = 113325004800. Its totient is φ = 14130514944.
The previous prime is 45454445431. The next prime is 45454445437. The reversal of 45454445436 is 63454445454.
It is a super-2 number, since 2×454544454362 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (45454445431) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11887821 + ... + 11891643.
It is an arithmetic number, because the mean of its divisors is an integer number (1180468800).
Almost surely, 245454445436 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 45454445436, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56662502400).
45454445436 is an abundant number, since it is smaller than the sum of its proper divisors (67870559364).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
45454445436 is a wasteful number, since it uses less digits than its factorization.
45454445436 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4363 (or 4361 counting only the distinct ones).
The product of its digits is 9216000, while the sum is 48.
The spelling of 45454445436 in words is "forty-five billion, four hundred fifty-four million, four hundred forty-five thousand, four hundred thirty-six".
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