Base | Representation |
---|---|
bin | 111110111010111… |
… | …0010101011111101 |
3 | 12110010200202222122 |
4 | 1331311302223331 |
5 | 13310440100440 |
6 | 545255252325 |
7 | 103214233163 |
oct | 17565625375 |
9 | 5403622878 |
10 | 2111253245 |
11 | 9938248a2 |
12 | 4ab07a0a5 |
13 | 27852ac9a |
14 | 160579233 |
15 | c553b7b5 |
hex | 7dd72afd |
2111253245 has 16 divisors (see below), whose sum is σ = 2551893120. Its totient is φ = 1676769984.
The previous prime is 2111253217. The next prime is 2111253257. The reversal of 2111253245 is 5423521112.
It is a cyclic number.
It is not a de Polignac number, because 2111253245 - 26 = 2111253181 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1217399 + ... + 1219131.
It is an arithmetic number, because the mean of its divisors is an integer number (159493320).
Almost surely, 22111253245 is an apocalyptic number.
It is an amenable number.
2111253245 is a deficient number, since it is larger than the sum of its proper divisors (440639875).
2111253245 is a wasteful number, since it uses less digits than its factorization.
2111253245 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3364.
The product of its digits is 2400, while the sum is 26.
The square root of 2111253245 is about 45948.3758690120. The cubic root of 2111253245 is about 1282.8624993812.
Adding to 2111253245 its reverse (5423521112), we get a palindrome (7534774357).
The spelling of 2111253245 in words is "two billion, one hundred eleven million, two hundred fifty-three thousand, two hundred forty-five".
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