Base | Representation |
---|---|
bin | 11111010111000110000… |
… | …110111000111110011100 |
3 | 21122000200210012120202012 |
4 | 133113012012320332130 |
5 | 240302122142412200 |
6 | 4330012413450352 |
7 | 311462305250402 |
oct | 37270606707634 |
9 | 7560623176665 |
10 | 2155102310300 |
11 | 760a79086205 |
12 | 2a980b4a09b8 |
13 | 1282c0c14644 |
14 | 76443b35472 |
15 | 3b0d49c2a35 |
hex | 1f5c61b8f9c |
2155102310300 has 72 divisors (see below), whose sum is σ = 4730973292080. Its totient is φ = 852020646400.
The previous prime is 2155102310287. The next prime is 2155102310321. The reversal of 2155102310300 is 30132015512.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 23280707 + ... + 23373093.
It is an arithmetic number, because the mean of its divisors is an integer number (65707962390).
Almost surely, 22155102310300 is an apocalyptic number.
2155102310300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2155102310300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2365486646040).
2155102310300 is an abundant number, since it is smaller than the sum of its proper divisors (2575870981780).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2155102310300 is a wasteful number, since it uses less digits than its factorization.
2155102310300 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 95111 (or 95104 counting only the distinct ones).
The product of its (nonzero) digits is 900, while the sum is 23.
Adding to 2155102310300 its reverse (30132015512), we get a palindrome (2185234325812).
The spelling of 2155102310300 in words is "two trillion, one hundred fifty-five billion, one hundred two million, three hundred ten thousand, three hundred".
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