Base | Representation |
---|---|
bin | 111100100010110… |
… | …1011000001000101 |
3 | 12020120200102022211 |
4 | 1321011223001011 |
5 | 13130032430203 |
6 | 533330423421 |
7 | 101225502100 |
oct | 17105530105 |
9 | 5216612284 |
10 | 2031530053 |
11 | 952822663 |
12 | 488431b71 |
13 | 264b668b7 |
14 | 153b45737 |
15 | bd53ec6d |
hex | 7916b045 |
2031530053 has 24 divisors (see below), whose sum is σ = 2395160064. Its totient is φ = 1717934400.
The previous prime is 2031530051. The next prime is 2031530089. The reversal of 2031530053 is 3500351302.
It is a happy number.
It is not a de Polignac number, because 2031530053 - 21 = 2031530051 is a prime.
It is a super-2 number, since 2×20315300532 = 8254228712484365618, 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 (2031530051) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1225201 + ... + 1226857.
It is an arithmetic number, because the mean of its divisors is an integer number (99798336).
Almost surely, 22031530053 is an apocalyptic number.
It is an amenable number.
2031530053 is a deficient number, since it is larger than the sum of its proper divisors (363630011).
2031530053 is a wasteful number, since it uses less digits than its factorization.
2031530053 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1993 (or 1986 counting only the distinct ones).
The product of its (nonzero) digits is 1350, while the sum is 22.
The square root of 2031530053 is about 45072.4977452992. The cubic root of 2031530053 is about 1266.5074548350.
Adding to 2031530053 its reverse (3500351302), we get a palindrome (5531881355).
The spelling of 2031530053 in words is "two billion, thirty-one million, five hundred thirty thousand, fifty-three".
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