Base | Representation |
---|---|
bin | 10001100011010… |
… | …11011110110000 |
3 | 101021001121111221 |
4 | 20301223132300 |
5 | 300143202010 |
6 | 22335514424 |
7 | 3435345463 |
oct | 1061533660 |
9 | 337047457 |
10 | 147240880 |
11 | 76128286 |
12 | 41388a14 |
13 | 246740a7 |
14 | 157ab2da |
15 | cdd6dda |
hex | 8c6b7b0 |
147240880 has 80 divisors (see below), whose sum is σ = 363235680. Its totient is φ = 55351296.
The previous prime is 147240857. The next prime is 147240923. The reversal of 147240880 is 88042741.
147240880 = T359 + T360 + ... + T975.
147240880 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a tau number, because it is divible by the number of its divisors (80).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 238332 + ... + 238948.
It is an arithmetic number, because the mean of its divisors is an integer number (4540446).
Almost surely, 2147240880 is an apocalyptic number.
147240880 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 147240880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (181617840).
147240880 is an abundant number, since it is smaller than the sum of its proper divisors (215994800).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
147240880 is a wasteful number, since it uses less digits than its factorization.
147240880 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 806 (or 800 counting only the distinct ones).
The product of its (nonzero) digits is 14336, while the sum is 34.
The square root of 147240880 is about 12134.2853106394. The cubic root of 147240880 is about 528.0513226818.
The spelling of 147240880 in words is "one hundred forty-seven million, two hundred forty thousand, eight hundred eighty".
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