Base | Representation |
---|---|
bin | 1111100001011… |
… | …01100100011010 |
3 | 100002000100122100 |
4 | 13300231210122 |
5 | 231313210244 |
6 | 20530504230 |
7 | 3140524131 |
oct | 760554432 |
9 | 302010570 |
10 | 130210074 |
11 | 67555835 |
12 | 37735076 |
13 | 20c902a7 |
14 | 13416918 |
15 | b670b69 |
hex | 7c2d91a |
130210074 has 12 divisors (see below), whose sum is σ = 282121866. Its totient is φ = 43403352.
The previous prime is 130210037. The next prime is 130210081. The reversal of 130210074 is 470012031.
It can be written as a sum of positive squares in only one way, i.e., 70812225 + 59397849 = 8415^2 + 7707^2 .
It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 7233893 = 130210074 / (1 + 3 + 0 + 2 + 1 + 0 + 0 + 7 + 4).
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3616929 + ... + 3616964.
Almost surely, 2130210074 is an apocalyptic number.
130210074 is an abundant number, since it is smaller than the sum of its proper divisors (151911792).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
130210074 is a wasteful number, since it uses less digits than its factorization.
130210074 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7233901 (or 7233898 counting only the distinct ones).
The product of its (nonzero) digits is 168, while the sum is 18.
The square root of 130210074 is about 11410.9628866279. The cubic root of 130210074 is about 506.8524248661.
The spelling of 130210074 in words is "one hundred thirty million, two hundred ten thousand, seventy-four".
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