Base | Representation |
---|---|
bin | 1100100010100010100… |
… | …0101101100111010000 |
3 | 202121001200210022011202 |
4 | 3020220220231213100 |
5 | 12012200103013112 |
6 | 242544531130332 |
7 | 21364362600122 |
oct | 3105050554720 |
9 | 677050708152 |
10 | 215430126032 |
11 | 833aa765280 |
12 | 359031439a8 |
13 | 17412cc6c74 |
14 | a5d94ad212 |
15 | 590cded6c2 |
hex | 3228a2d9d0 |
215430126032 has 40 divisors (see below), whose sum is σ = 455654868960. Its totient is φ = 97855274880.
The previous prime is 215430126013. The next prime is 215430126061. The reversal of 215430126032 is 230621034512.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 215430125986 and 215430126004.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 165482 + ... + 676937.
It is an arithmetic number, because the mean of its divisors is an integer number (11391371724).
Almost surely, 2215430126032 is an apocalyptic number.
215430126032 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
215430126032 is an abundant number, since it is smaller than the sum of its proper divisors (240224742928).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
215430126032 is a wasteful number, since it uses less digits than its factorization.
215430126032 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 843891 (or 843885 counting only the distinct ones).
The product of its (nonzero) digits is 8640, while the sum is 29.
The spelling of 215430126032 in words is "two hundred fifteen billion, four hundred thirty million, one hundred twenty-six thousand, thirty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •