Base | Representation |
---|---|
bin | 111111010101111… |
… | …1101100000100111 |
3 | 12111010102012212111 |
4 | 1332223331200213 |
5 | 13323104001401 |
6 | 550523501451 |
7 | 103446025000 |
oct | 17653754047 |
9 | 5433365774 |
10 | 2125453351 |
11 | 9a084361a |
12 | 4b3987887 |
13 | 27b460508 |
14 | 1623d41a7 |
15 | c68e3e51 |
hex | 7eafd827 |
2125453351 has 16 divisors (see below), whose sum is σ = 2487240000. Its totient is φ = 1815513504.
The previous prime is 2125453313. The next prime is 2125453387. The reversal of 2125453351 is 1533545212.
It is not a de Polignac number, because 2125453351 - 223 = 2117064743 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2125450351) 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, 89925 + ... + 111073.
It is an arithmetic number, because the mean of its divisors is an integer number (155452500).
Almost surely, 22125453351 is an apocalyptic number.
2125453351 is a deficient number, since it is larger than the sum of its proper divisors (361786649).
2125453351 is an equidigital number, since it uses as much as digits as its factorization.
2125453351 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21463 (or 21449 counting only the distinct ones).
The product of its digits is 18000, while the sum is 31.
The square root of 2125453351 is about 46102.6393062263. The cubic root of 2125453351 is about 1285.7322157364.
Adding to 2125453351 its reverse (1533545212), we get a palindrome (3658998563).
The spelling of 2125453351 in words is "two billion, one hundred twenty-five million, four hundred fifty-three thousand, three hundred fifty-one".
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