Base | Representation |
---|---|
bin | 11110111111110110000… |
… | …000000110001111111111 |
3 | 21112122020211202020202120 |
4 | 132333312000012033333 |
5 | 234400004311013010 |
6 | 4310323155454023 |
7 | 306616520345640 |
oct | 36776600061777 |
9 | 7478224666676 |
10 | 2130136032255 |
11 | 751427291a70 |
12 | 2a4a022b7313 |
13 | 125b4268725a |
14 | 751560496c7 |
15 | 3a622c61e70 |
hex | 1eff60063ff |
2130136032255 has 64 divisors (see below), whose sum is σ = 4364049927168. Its totient is φ = 861325608960.
The previous prime is 2130136032251. The next prime is 2130136032287. The reversal of 2130136032255 is 5522306310312.
It is not a de Polignac number, because 2130136032255 - 22 = 2130136032251 is a prime.
It is a super-2 number, since 2×21301360322552 (a number of 25 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (33).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2130136032251) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 24879882 + ... + 24965351.
It is an arithmetic number, because the mean of its divisors is an integer number (68188280112).
Almost surely, 22130136032255 is an apocalyptic number.
2130136032255 is an abundant number, since it is smaller than the sum of its proper divisors (2233913894913).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2130136032255 is a wasteful number, since it uses less digits than its factorization.
2130136032255 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 49845296.
The product of its (nonzero) digits is 32400, while the sum is 33.
The spelling of 2130136032255 in words is "two trillion, one hundred thirty billion, one hundred thirty-six million, thirty-two thousand, two hundred fifty-five".
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