Base | Representation |
---|---|
bin | 10010010000001… |
… | …10110110101001 |
3 | 101200010022101101 |
4 | 21020012312221 |
5 | 303144321134 |
6 | 23105521401 |
7 | 3536333326 |
oct | 1110066651 |
9 | 350108341 |
10 | 153120169 |
11 | 794834a4 |
12 | 43343261 |
13 | 25952167 |
14 | 1649bb4d |
15 | d698e14 |
hex | 9206da9 |
153120169 has 4 divisors (see below), whose sum is σ = 153524560. Its totient is φ = 152715780.
The previous prime is 153120137. The next prime is 153120179. The reversal of 153120169 is 961021351.
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: 961021351 = 23 ⋅41783537.
It is a cyclic number.
It is not a de Polignac number, because 153120169 - 25 = 153120137 is a prime.
It is a super-2 number, since 2×1531201692 = 46891572309177122, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (153120179) 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, 201627 + ... + 202384.
It is an arithmetic number, because the mean of its divisors is an integer number (38381140).
Almost surely, 2153120169 is an apocalyptic number.
It is an amenable number.
153120169 is a deficient number, since it is larger than the sum of its proper divisors (404391).
153120169 is an equidigital number, since it uses as much as digits as its factorization.
153120169 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 404390.
The product of its (nonzero) digits is 1620, while the sum is 28.
The square root of 153120169 is about 12374.1734673472. The cubic root of 153120169 is about 534.9881139817.
The spelling of 153120169 in words is "one hundred fifty-three million, one hundred twenty thousand, one hundred sixty-nine".
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