Base | Representation |
---|---|
bin | 1111111001000… |
… | …11111100010100 |
3 | 100021212011200102 |
4 | 13330203330110 |
5 | 233112110442 |
6 | 21121233232 |
7 | 3206112320 |
oct | 774437424 |
9 | 307764612 |
10 | 133316372 |
11 | 69287622 |
12 | 38792818 |
13 | 2180a137 |
14 | 139c4980 |
15 | ba86232 |
hex | 7f23f14 |
133316372 has 24 divisors (see below), whose sum is σ = 278226816. Its totient is φ = 54651168.
The previous prime is 133316353. The next prime is 133316377. The reversal of 133316372 is 273613331.
It is a super-3 number, since 3×1333163723 (a number of 25 digits) contains 333 as substring.
It is a Smith number, since the sum of its digits (29) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (133316377) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 102863 + ... + 104150.
It is an arithmetic number, because the mean of its divisors is an integer number (11592784).
Almost surely, 2133316372 is an apocalyptic number.
It is an amenable number.
133316372 is an abundant number, since it is smaller than the sum of its proper divisors (144910444).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
133316372 is a wasteful number, since it uses less digits than its factorization.
133316372 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 207047 (or 207045 counting only the distinct ones).
The product of its digits is 6804, while the sum is 29.
The square root of 133316372 is about 11546.2709131563. The cubic root of 133316372 is about 510.8512912942.
The spelling of 133316372 in words is "one hundred thirty-three million, three hundred sixteen thousand, three hundred seventy-two".
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