Base | Representation |
---|---|
bin | 1111100010110… |
… | …01100111000110 |
3 | 100002100112002200 |
4 | 13301121213012 |
5 | 231334443340 |
6 | 20534415330 |
7 | 3142205100 |
oct | 761314706 |
9 | 302315080 |
10 | 130390470 |
11 | 67669321 |
12 | 37801546 |
13 | 21024432 |
14 | 13462570 |
15 | b6a9330 |
hex | 7c599c6 |
130390470 has 72 divisors (see below), whose sum is σ = 394377984. Its totient is φ = 29802528.
The previous prime is 130390453. The next prime is 130390529. The reversal of 130390470 is 74093031.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 10374 + ... + 19193.
It is an arithmetic number, because the mean of its divisors is an integer number (5477472).
Almost surely, 2130390470 is an apocalyptic number.
130390470 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
130390470 is an abundant number, since it is smaller than the sum of its proper divisors (263987514).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
130390470 is a wasteful number, since it uses less digits than its factorization.
130390470 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 29594 (or 29584 counting only the distinct ones).
The product of its (nonzero) digits is 2268, while the sum is 27.
The square root of 130390470 is about 11418.8646545968. The cubic root of 130390470 is about 507.0863851497.
The spelling of 130390470 in words is "one hundred thirty million, three hundred ninety thousand, four hundred seventy".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •