Base | Representation |
---|---|
bin | 1111111000010… |
… | …11000100101111 |
3 | 100021122222221210 |
4 | 13330023010233 |
5 | 233100331021 |
6 | 21115125503 |
7 | 3205206333 |
oct | 774130457 |
9 | 307588853 |
10 | 133214511 |
11 | 69218041 |
12 | 38743893 |
13 | 217a2971 |
14 | 139997c3 |
15 | ba65e76 |
hex | 7f0b12f |
133214511 has 4 divisors (see below), whose sum is σ = 177619352. Its totient is φ = 88809672.
The previous prime is 133214509. The next prime is 133214519. The reversal of 133214511 is 115412331.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 115412331 = 3 ⋅38470777.
It is not a de Polignac number, because 133214511 - 21 = 133214509 is a prime.
It is a super-2 number, since 2×1332145112 = 35492211881938242, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (133214519) 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, 22202416 + ... + 22202421.
It is an arithmetic number, because the mean of its divisors is an integer number (44404838).
Almost surely, 2133214511 is an apocalyptic number.
133214511 is a deficient number, since it is larger than the sum of its proper divisors (44404841).
133214511 is an equidigital number, since it uses as much as digits as its factorization.
133214511 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 44404840.
The product of its digits is 360, while the sum is 21.
The square root of 133214511 is about 11541.8590790219. The cubic root of 133214511 is about 510.7211520348.
Adding to 133214511 its reverse (115412331), we get a palindrome (248626842).
The spelling of 133214511 in words is "one hundred thirty-three million, two hundred fourteen thousand, five hundred eleven".
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