Base | Representation |
---|---|
bin | 1001010010100110011011… |
… | …0111011001100111101100 |
3 | 1100011120002221000120202010 |
4 | 2110221212313121213230 |
5 | 2314331120423410110 |
6 | 33420440120201220 |
7 | 2103010065410115 |
oct | 224514667314754 |
9 | 40146087016663 |
10 | 10215158028780 |
11 | 3289251442631 |
12 | 118b923909210 |
13 | 591392973ba3 |
14 | 2745b840d20c |
15 | 12aabdee5020 |
hex | 94a66dd99ec |
10215158028780 has 24 divisors (see below), whose sum is σ = 28602442480752. Its totient is φ = 2724042140992.
The previous prime is 10215158028727. The next prime is 10215158028787. The reversal of 10215158028780 is 8782085151201.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (10215158028787) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85126316847 + ... + 85126316966.
It is an arithmetic number, because the mean of its divisors is an integer number (1191768436698).
Almost surely, 210215158028780 is an apocalyptic number.
10215158028780 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
10215158028780 is an abundant number, since it is smaller than the sum of its proper divisors (18387284451972).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10215158028780 is a wasteful number, since it uses less digits than its factorization.
10215158028780 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 170252633825 (or 170252633823 counting only the distinct ones).
The product of its (nonzero) digits is 358400, while the sum is 48.
The spelling of 10215158028780 in words is "ten trillion, two hundred fifteen billion, one hundred fifty-eight million, twenty-eight thousand, seven hundred eighty".
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