Base | Representation |
---|---|
bin | 1111111101010… |
… | …11010100000000 |
3 | 100022220100021120 |
4 | 13332223110000 |
5 | 233232331343 |
6 | 21141152240 |
7 | 3213612006 |
oct | 776532400 |
9 | 308810246 |
10 | 133870848 |
11 | 69626171 |
12 | 389bb680 |
13 | 21972627 |
14 | 13acaa76 |
15 | bb45683 |
hex | 7fab500 |
133870848 has 36 divisors (see below), whose sum is σ = 356293728. Its totient is φ = 44623360.
The previous prime is 133870837. The next prime is 133870853. The reversal of 133870848 is 848078331.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 86388 + ... + 87923.
It is an arithmetic number, because the mean of its divisors is an integer number (9897048).
Almost surely, 2133870848 is an apocalyptic number.
It is an amenable number.
133870848 is an abundant number, since it is smaller than the sum of its proper divisors (222422880).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
133870848 is an equidigital number, since it uses as much as digits as its factorization.
133870848 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 174330 (or 174316 counting only the distinct ones).
The product of its (nonzero) digits is 129024, while the sum is 42.
The square root of 133870848 is about 11570.2570412243. The cubic root of 133870848 is about 511.5585387395.
The spelling of 133870848 in words is "one hundred thirty-three million, eight hundred seventy thousand, eight hundred forty-eight".
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