Base | Representation |
---|---|
bin | 1000001101101011010001 |
3 | 11001101121000 |
4 | 20031223101 |
5 | 1022400134 |
6 | 114052213 |
7 | 24205314 |
oct | 10155321 |
9 | 4041530 |
10 | 2153169 |
11 | 1240787 |
12 | 87a069 |
13 | 5a5085 |
14 | 40097b |
15 | 2c7e99 |
hex | 20dad1 |
2153169 has 16 divisors (see below), whose sum is σ = 3378240. Its totient is φ = 1350720.
The previous prime is 2153159. The next prime is 2153171. The reversal of 2153169 is 9613512.
It is not a de Polignac number, because 2153169 - 213 = 2144977 is a prime.
It is a super-2 number, since 2×21531692 = 9272273485122, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is not an unprimeable number, because it can be changed into a prime (2153149) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1887 + ... + 2804.
It is an arithmetic number, because the mean of its divisors is an integer number (211140).
22153169 is an apocalyptic number.
It is an amenable number.
2153169 is a deficient number, since it is larger than the sum of its proper divisors (1225071).
2153169 is a wasteful number, since it uses less digits than its factorization.
2153169 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4717 (or 4711 counting only the distinct ones).
The product of its digits is 1620, while the sum is 27.
The square root of 2153169 is about 1467.3680519897. The cubic root of 2153169 is about 129.1296695057.
The spelling of 2153169 in words is "two million, one hundred fifty-three thousand, one hundred sixty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.077 sec. • engine limits •