Base | Representation |
---|---|
bin | 11111010011011001010… |
… | …111101101101010111101 |
3 | 21121122102222120202002010 |
4 | 133103121113231222331 |
5 | 240221003403122003 |
6 | 4324114332321433 |
7 | 311262006505521 |
oct | 37233127555275 |
9 | 7548388522063 |
10 | 2151130520253 |
11 | 75a32010a5a0 |
12 | 2a8aa1313279 |
13 | 127b0a0bc210 |
14 | 76188445d81 |
15 | 3ae50e71003 |
hex | 1f4d95edabd |
2151130520253 has 16 divisors (see below), whose sum is σ = 3369603053376. Its totient is φ = 1203429661440.
The previous prime is 2151130520249. The next prime is 2151130520281. The reversal of 2151130520253 is 3520250311512.
It is not a de Polignac number, because 2151130520253 - 22 = 2151130520249 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 2151130520253.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2151130520213) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2507144700 + ... + 2507145557.
It is an arithmetic number, because the mean of its divisors is an integer number (210600190836).
Almost surely, 22151130520253 is an apocalyptic number.
It is an amenable number.
2151130520253 is a deficient number, since it is larger than the sum of its proper divisors (1218472533123).
2151130520253 is a wasteful number, since it uses less digits than its factorization.
2151130520253 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5014290284.
The product of its (nonzero) digits is 9000, while the sum is 30.
Adding to 2151130520253 its reverse (3520250311512), we get a palindrome (5671380831765).
The spelling of 2151130520253 in words is "two trillion, one hundred fifty-one billion, one hundred thirty million, five hundred twenty thousand, two hundred fifty-three".
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