Base | Representation |
---|---|
bin | 100111010110001… |
… | …0000100100011101 |
3 | 10102000020101022012 |
4 | 1032230100210131 |
5 | 10200434200203 |
6 | 335001001005 |
7 | 44500504430 |
oct | 11654204435 |
9 | 3360211265 |
10 | 1320225053 |
11 | 618261694 |
12 | 30a183165 |
13 | 180699974 |
14 | c74a7817 |
15 | 7ad87bd8 |
hex | 4eb1091d |
1320225053 has 4 divisors (see below), whose sum is σ = 1508828640. Its totient is φ = 1131621468.
The previous prime is 1320225019. The next prime is 1320225059. The reversal of 1320225053 is 3505220231.
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, and also an emirpimes, since its reverse is a distinct semiprime: 3505220231 = 1873 ⋅1871447.
It is a cyclic number.
It is not a de Polignac number, because 1320225053 - 26 = 1320224989 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1320225059) 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, 94301783 + ... + 94301796.
It is an arithmetic number, because the mean of its divisors is an integer number (377207160).
Almost surely, 21320225053 is an apocalyptic number.
It is an amenable number.
1320225053 is a deficient number, since it is larger than the sum of its proper divisors (188603587).
1320225053 is an equidigital number, since it uses as much as digits as its factorization.
1320225053 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 188603586.
The product of its (nonzero) digits is 1800, while the sum is 23.
The square root of 1320225053 is about 36334.9013071454. The cubic root of 1320225053 is about 1097.0236489726.
Adding to 1320225053 its reverse (3505220231), we get a palindrome (4825445284).
The spelling of 1320225053 in words is "one billion, three hundred twenty million, two hundred twenty-five thousand, fifty-three".
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