Base | Representation |
---|---|
bin | 10110101110011101… |
… | …01000010001110110 |
3 | 1011111022002110121020 |
4 | 23113032220101312 |
5 | 144441410333110 |
6 | 5334403002010 |
7 | 611230456365 |
oct | 132716502166 |
9 | 34438073536 |
10 | 12200871030 |
11 | 51a1089a97 |
12 | 2446069306 |
13 | 11c596541a |
14 | 83a5897dc |
15 | 4b61ecd70 |
hex | 2d73a8476 |
12200871030 has 64 divisors (see below), whose sum is σ = 29623492800. Its totient is φ = 3215794176.
The previous prime is 12200871029. The next prime is 12200871031. The reversal of 12200871030 is 3017800221.
It is an interprime number because it is at equal distance from previous prime (12200871029) and next prime (12200871031).
It is a super-2 number, since 2×122008710302 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12200871031) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1259646 + ... + 1269294.
It is an arithmetic number, because the mean of its divisors is an integer number (462867075).
Almost surely, 212200871030 is an apocalyptic number.
12200871030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12200871030 is an abundant number, since it is smaller than the sum of its proper divisors (17422621770).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12200871030 is a wasteful number, since it uses less digits than its factorization.
12200871030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10145.
The product of its (nonzero) digits is 672, while the sum is 24.
The spelling of 12200871030 in words is "twelve billion, two hundred million, eight hundred seventy-one thousand, thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •