Base | Representation |
---|---|
bin | 1101001000110001010… |
… | …0110001011011000111 |
3 | 210120112220100201002201 |
4 | 3102030110301123013 |
5 | 12144204243224301 |
6 | 251403130415331 |
7 | 22206605031013 |
oct | 3221424613307 |
9 | 716486321081 |
10 | 225692554951 |
11 | 87796621a96 |
12 | 378a7b91547 |
13 | 1838a189106 |
14 | acd0425543 |
15 | 5d0dd48201 |
hex | 348c5316c7 |
225692554951 has 4 divisors (see below), whose sum is σ = 225966787312. Its totient is φ = 225418322592.
The previous prime is 225692554949. The next prime is 225692554957. The reversal of 225692554951 is 159455296522.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 159455296522 = 2 ⋅79727648261.
It is a cyclic number.
It is not a de Polignac number, because 225692554951 - 21 = 225692554949 is a prime.
It is a super-2 number, since 2×2256925549512 (a number of 24 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 225692554892 and 225692554901.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (225692554957) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 137114946 + ... + 137116591.
It is an arithmetic number, because the mean of its divisors is an integer number (56491696828).
Almost surely, 2225692554951 is an apocalyptic number.
225692554951 is a deficient number, since it is larger than the sum of its proper divisors (274232361).
225692554951 is an equidigital number, since it uses as much as digits as its factorization.
225692554951 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 274232360.
The product of its digits is 9720000, while the sum is 55.
The spelling of 225692554951 in words is "two hundred twenty-five billion, six hundred ninety-two million, five hundred fifty-four thousand, nine hundred fifty-one".
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