Base | Representation |
---|---|
bin | 101011010001101… |
… | …0011001111010100 |
3 | 10202012101001001211 |
4 | 1112203103033110 |
5 | 10433214010140 |
6 | 400031231204 |
7 | 50661412300 |
oct | 12643231724 |
9 | 3665331054 |
10 | 1452094420 |
11 | 685740037 |
12 | 346378504 |
13 | 1a1abb28a |
14 | dabd2d00 |
15 | 877352ea |
hex | 568d33d4 |
1452094420 has 108 divisors (see below), whose sum is σ = 3709517364. Its totient is φ = 476044800.
The previous prime is 1452094393. The next prime is 1452094453. The reversal of 1452094420 is 244902541.
It can be written as a sum of positive squares in 2 ways, for example, as 630813456 + 821280964 = 25116^2 + 28658^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 517020 + ... + 519820.
It is an arithmetic number, because the mean of its divisors is an integer number (34347383).
Almost surely, 21452094420 is an apocalyptic number.
1452094420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1452094420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1854758682).
1452094420 is an abundant number, since it is smaller than the sum of its proper divisors (2257422944).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1452094420 is a wasteful number, since it uses less digits than its factorization.
1452094420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2870 (or 2838 counting only the distinct ones).
The product of its (nonzero) digits is 11520, while the sum is 31.
The square root of 1452094420 is about 38106.3566875659. The cubic root of 1452094420 is about 1132.3958928190.
Adding to 1452094420 its reverse (244902541), we get a palindrome (1696996961).
The spelling of 1452094420 in words is "one billion, four hundred fifty-two million, ninety-four thousand, four hundred twenty".
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