Base | Representation |
---|---|
bin | 1111100001111… |
… | …11010111011110 |
3 | 100002011001122100 |
4 | 13300333113132 |
5 | 231323023344 |
6 | 20532225530 |
7 | 3141246513 |
oct | 760772736 |
9 | 302131570 |
10 | 130282974 |
11 | 675a5588 |
12 | 3776b2a6 |
13 | 20cb7523 |
14 | 1343530a |
15 | b687569 |
hex | 7c3f5de |
130282974 has 48 divisors (see below), whose sum is σ = 291507840. Its totient is φ = 42031440.
The previous prime is 130282973. The next prime is 130283003. The reversal of 130282974 is 479282031.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (130282973) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 70239 + ... + 72069.
It is an arithmetic number, because the mean of its divisors is an integer number (6073080).
Almost surely, 2130282974 is an apocalyptic number.
130282974 is an abundant number, since it is smaller than the sum of its proper divisors (161224866).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
130282974 is a wasteful number, since it uses less digits than its factorization.
130282974 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1965 (or 1962 counting only the distinct ones).
The product of its (nonzero) digits is 24192, while the sum is 36.
The square root of 130282974 is about 11414.1567362640. The cubic root of 130282974 is about 506.9469967816.
The spelling of 130282974 in words is "one hundred thirty million, two hundred eighty-two thousand, nine hundred seventy-four".
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