Base | Representation |
---|---|
bin | 10010101111110101… |
… | …110111010110110110 |
3 | 1220221220011001221220 |
4 | 102233311313112312 |
5 | 312211240033413 |
6 | 13125251451210 |
7 | 1311561124344 |
oct | 225765672666 |
9 | 56856131856 |
10 | 20130002358 |
11 | 859a952794 |
12 | 3a995b6b06 |
13 | 1b8a5c44cb |
14 | d8d686994 |
15 | 7cc39a223 |
hex | 4afd775b6 |
20130002358 has 8 divisors (see below), whose sum is σ = 40260004728. Its totient is φ = 6710000784.
The previous prime is 20130002317. The next prime is 20130002359. The reversal of 20130002358 is 85320003102.
It is a sphenic number, since it is the product of 3 distinct primes.
20130002358 is an admirable number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20130002359) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1677500191 + ... + 1677500202.
It is an arithmetic number, because the mean of its divisors is an integer number (5032500591).
Almost surely, 220130002358 is an apocalyptic number.
20130002358 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20130002358 is a wasteful number, since it uses less digits than its factorization.
20130002358 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3355000398.
The product of its (nonzero) digits is 1440, while the sum is 24.
The spelling of 20130002358 in words is "twenty billion, one hundred thirty million, two thousand, three hundred fifty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •