Base | Representation |
---|---|
bin | 1111111001001… |
… | …00000111011000 |
3 | 100021212012122122 |
4 | 13330210013120 |
5 | 233112121310 |
6 | 21121240412 |
7 | 3206114351 |
oct | 774440730 |
9 | 307765578 |
10 | 133317080 |
11 | 69288106 |
12 | 38793108 |
13 | 2180a560 |
14 | 139c4d28 |
15 | ba86555 |
hex | 7f241d8 |
133317080 has 64 divisors (see below), whose sum is σ = 324324000. Its totient is φ = 49029120.
The previous prime is 133317059. The next prime is 133317083. The reversal of 133317080 is 80713331.
It is a Harshad number since it is a multiple of its sum of digits (26).
It is a nialpdrome in base 15.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (133317083) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 233195 + ... + 233765.
Almost surely, 2133317080 is an apocalyptic number.
133317080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 133317080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (162162000).
133317080 is an abundant number, since it is smaller than the sum of its proper divisors (191006920).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
133317080 is a wasteful number, since it uses less digits than its factorization.
133317080 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1044 (or 1040 counting only the distinct ones).
The product of its (nonzero) digits is 1512, while the sum is 26.
The square root of 133317080 is about 11546.3015723651. The cubic root of 133317080 is about 510.8521956144.
The spelling of 133317080 in words is "one hundred thirty-three million, three hundred seventeen thousand, eighty".
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