Base | Representation |
---|---|
bin | 1111111011101… |
… | …01111110110001 |
3 | 100022111020121221 |
4 | 13331311332301 |
5 | 233203334101 |
6 | 21132345041 |
7 | 3212012101 |
oct | 775657661 |
9 | 308436557 |
10 | 133652401 |
11 | 69497033 |
12 | 38915181 |
13 | 218c707c |
14 | 13a71201 |
15 | bb00aa1 |
hex | 7f75fb1 |
133652401 has 4 divisors (see below), whose sum is σ = 133773172. Its totient is φ = 133531632.
The previous prime is 133652371. The next prime is 133652411. The reversal of 133652401 is 104256331.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 104256331 = 3187 ⋅32713.
It can be written as a sum of positive squares in 2 ways, for example, as 50751376 + 82901025 = 7124^2 + 9105^2 .
It is a cyclic number.
It is not a de Polignac number, because 133652401 - 25 = 133652369 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (133652411) 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, 58710 + ... + 60943.
It is an arithmetic number, because the mean of its divisors is an integer number (33443293).
Almost surely, 2133652401 is an apocalyptic number.
It is an amenable number.
133652401 is a deficient number, since it is larger than the sum of its proper divisors (120771).
133652401 is a wasteful number, since it uses less digits than its factorization.
133652401 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 120770.
The product of its (nonzero) digits is 2160, while the sum is 25.
The square root of 133652401 is about 11560.8131634414. The cubic root of 133652401 is about 511.2801379085.
The spelling of 133652401 in words is "one hundred thirty-three million, six hundred fifty-two thousand, four hundred one".
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