Base | Representation |
---|---|
bin | 101011010010101… |
… | …0100110100111101 |
3 | 10202020101000011211 |
4 | 1112211110310331 |
5 | 10433333001323 |
6 | 400050444421 |
7 | 50666052634 |
oct | 12645246475 |
9 | 3666330154 |
10 | 1452625213 |
11 | 685a72906 |
12 | 346593711 |
13 | 1a1c45a60 |
14 | dacd051b |
15 | 877dc70d |
hex | 56954d3d |
1452625213 has 8 divisors (see below), whose sum is σ = 1564768856. Its totient is φ = 1340539200.
The previous prime is 1452625211. The next prime is 1452625241. The reversal of 1452625213 is 3125262541.
It can be written as a sum of positive squares in 4 ways, for example, as 95218564 + 1357406649 = 9758^2 + 36843^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 1452625213 - 21 = 1452625211 is a prime.
It is a super-2 number, since 2×14526252132 = 4220240018886590738, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1452625211) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47983 + ... + 72163.
It is an arithmetic number, because the mean of its divisors is an integer number (195596107).
Almost surely, 21452625213 is an apocalyptic number.
1452625213 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
It is an amenable number.
1452625213 is a deficient number, since it is larger than the sum of its proper divisors (112143643).
1452625213 is a wasteful number, since it uses less digits than its factorization.
1452625213 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28815.
The product of its digits is 14400, while the sum is 31.
The square root of 1452625213 is about 38113.3206766348. The cubic root of 1452625213 is about 1132.5338532212.
Adding to 1452625213 its reverse (3125262541), we get a palindrome (4577887754).
The spelling of 1452625213 in words is "one billion, four hundred fifty-two million, six hundred twenty-five thousand, two hundred thirteen".
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