Base | Representation |
---|---|
bin | 10010100111010… |
… | …11100100010101 |
3 | 101212211110012102 |
4 | 21103223210111 |
5 | 304433413013 |
6 | 23254531445 |
7 | 3604200602 |
oct | 1123534425 |
9 | 355743172 |
10 | 156154133 |
11 | 80165a03 |
12 | 44366b85 |
13 | 264750c5 |
14 | 16a4b6a9 |
15 | da97d58 |
hex | 94eb915 |
156154133 has 4 divisors (see below), whose sum is σ = 156182208. Its totient is φ = 156126060.
The previous prime is 156154111. The next prime is 156154157. The reversal of 156154133 is 331451651.
156154133 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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: 331451651 = 7927 ⋅41813.
It is a cyclic number.
It is not a de Polignac number, because 156154133 - 220 = 155105557 is a prime.
It is a super-2 number, since 2×1561541332 = 48768226505963378, which contains 22 as substring.
It is a Duffinian number.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 156154096 and 156154105.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (156151133) 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, 2573 + ... + 17858.
It is an arithmetic number, because the mean of its divisors is an integer number (39045552).
Almost surely, 2156154133 is an apocalyptic number.
It is an amenable number.
156154133 is a deficient number, since it is larger than the sum of its proper divisors (28075).
156154133 is an equidigital number, since it uses as much as digits as its factorization.
156154133 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28074.
The product of its digits is 5400, while the sum is 29.
The square root of 156154133 is about 12496.1647316287. The cubic root of 156154133 is about 538.4984957371.
The spelling of 156154133 in words is "one hundred fifty-six million, one hundred fifty-four thousand, one hundred thirty-three".
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