Base | Representation |
---|---|
bin | 10000000011000… |
… | …10011000110000 |
3 | 100101022102220121 |
4 | 20001202120300 |
5 | 233430330340 |
6 | 21205220024 |
7 | 3223154143 |
oct | 1001423060 |
9 | 311272817 |
10 | 134620720 |
11 | 69a985a3 |
12 | 39101614 |
13 | 21b75a40 |
14 | 13c4405a |
15 | bc4294a |
hex | 8062630 |
134620720 has 40 divisors (see below), whose sum is σ = 337072176. Its totient is φ = 49705728.
The previous prime is 134620711. The next prime is 134620729. The reversal of 134620720 is 27026431.
134620720 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (134620711) and next prime (134620729).
It is a tau number, because it is divible by the number of its divisors (40).
It is not an unprimeable number, because it can be changed into a prime (134620729) 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, 63682 + ... + 65761.
Almost surely, 2134620720 is an apocalyptic number.
134620720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
134620720 is an abundant number, since it is smaller than the sum of its proper divisors (202451456).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
134620720 is a wasteful number, since it uses less digits than its factorization.
134620720 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 129469 (or 129463 counting only the distinct ones).
The product of its (nonzero) digits is 2016, while the sum is 25.
The square root of 134620720 is about 11602.6169461893. The cubic root of 134620720 is about 512.5119188186.
The spelling of 134620720 in words is "one hundred thirty-four million, six hundred twenty thousand, seven hundred twenty".
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