Base | Representation |
---|---|
bin | 1111111000101… |
… | …00001111010011 |
3 | 100021201220110011 |
4 | 13330110033103 |
5 | 233103031201 |
6 | 21120015351 |
7 | 3205423642 |
oct | 774241723 |
9 | 307656404 |
10 | 133252051 |
11 | 69243269 |
12 | 38761557 |
13 | 217b6a8a |
14 | 139a9359 |
15 | ba72151 |
hex | 7f143d3 |
133252051 has 4 divisors (see below), whose sum is σ = 133378704. Its totient is φ = 133125400.
The previous prime is 133252037. The next prime is 133252117. The reversal of 133252051 is 150252331.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 150252331 = 41 ⋅3664691.
It is a cyclic number.
It is not a de Polignac number, because 133252051 - 217 = 133120979 is a prime.
It is a super-2 number, since 2×1332520512 = 35512218191413202, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (133252351) 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, 61735 + ... + 63856.
It is an arithmetic number, because the mean of its divisors is an integer number (33344676).
Almost surely, 2133252051 is an apocalyptic number.
133252051 is a deficient number, since it is larger than the sum of its proper divisors (126653).
133252051 is a wasteful number, since it uses less digits than its factorization.
133252051 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 126652.
The product of its (nonzero) digits is 900, while the sum is 22.
The square root of 133252051 is about 11543.4852189449. The cubic root of 133252051 is about 510.7691214621.
It can be divided in two parts, 13325 and 2051, that added together give a square (15376 = 1242).
The spelling of 133252051 in words is "one hundred thirty-three million, two hundred fifty-two thousand, fifty-one".
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