Base | Representation |
---|---|
bin | 1000000101111001… |
… | …0010100011000001 |
3 | 12121101101020210120 |
4 | 2001132102203001 |
5 | 13422040414103 |
6 | 555313450453 |
7 | 104554255653 |
oct | 20136224301 |
9 | 5541336716 |
10 | 2172201153 |
11 | a15172971 |
12 | 507570a29 |
13 | 28804a535 |
14 | 1686c26d3 |
15 | caa7a253 |
hex | 817928c1 |
2172201153 has 4 divisors (see below), whose sum is σ = 2896268208. Its totient is φ = 1448134100.
The previous prime is 2172201133. The next prime is 2172201173. The reversal of 2172201153 is 3511022712.
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.
It is an interprime number because it is at equal distance from previous prime (2172201133) and next prime (2172201173).
It is a cyclic number.
It is not a de Polignac number, because 2172201153 - 26 = 2172201089 is a prime.
It is not an unprimeable number, because it can be changed into a prime (2172201133) 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, 362033523 + ... + 362033528.
It is an arithmetic number, because the mean of its divisors is an integer number (724067052).
Almost surely, 22172201153 is an apocalyptic number.
It is an amenable number.
2172201153 is a deficient number, since it is larger than the sum of its proper divisors (724067055).
2172201153 is an equidigital number, since it uses as much as digits as its factorization.
2172201153 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 724067054.
The product of its (nonzero) digits is 840, while the sum is 24.
The square root of 2172201153 is about 46606.8788163292. The cubic root of 2172201153 is about 1295.0901887566.
Adding to 2172201153 its reverse (3511022712), we get a palindrome (5683223865).
The spelling of 2172201153 in words is "two billion, one hundred seventy-two million, two hundred one thousand, one hundred fifty-three".
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