Base | Representation |
---|---|
bin | 10010001110111111111… |
… | …001111010000000111111 |
3 | 11102210100120021000100010 |
4 | 102032333321322000333 |
5 | 131012224102024411 |
6 | 2355351235434303 |
7 | 156346605464430 |
oct | 22167771720077 |
9 | 4383316230303 |
10 | 1253055111231 |
11 | 443465a41460 |
12 | 182a25755993 |
13 | 91216296951 |
14 | 449108c9487 |
15 | 228dc8ad7a6 |
hex | 123bfe7a03f |
1253055111231 has 64 divisors (see below), whose sum is σ = 2186990714880. Its totient is φ = 619110898560.
The previous prime is 1253055111199. The next prime is 1253055111271. The reversal of 1253055111231 is 1321115503521.
It is not a de Polignac number, because 1253055111231 - 25 = 1253055111199 is a prime.
It is a super-2 number, since 2×12530551112312 (a number of 25 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1253055111271) 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, 947071 + ... + 1844736.
It is an arithmetic number, because the mean of its divisors is an integer number (34171729920).
Almost surely, 21253055111231 is an apocalyptic number.
1253055111231 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
1253055111231 is a deficient number, since it is larger than the sum of its proper divisors (933935603649).
1253055111231 is a wasteful number, since it uses less digits than its factorization.
1253055111231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2791924.
The product of its (nonzero) digits is 4500, while the sum is 30.
The spelling of 1253055111231 in words is "one trillion, two hundred fifty-three billion, fifty-five million, one hundred eleven thousand, two hundred thirty-one".
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