Base | Representation |
---|---|
bin | 1101001000110001100… |
… | …0001111101011000000 |
3 | 210120112222001221211121 |
4 | 3102030120033223000 |
5 | 12144210011342110 |
6 | 251403202122024 |
7 | 22206615542023 |
oct | 3221430175300 |
9 | 716488057747 |
10 | 225693465280 |
11 | 87797093a28 |
12 | 378a8350314 |
13 | 1838a41757a |
14 | acd05c11ba |
15 | 5d0de77cda |
hex | 348c60fac0 |
225693465280 has 112 divisors (see below), whose sum is σ = 565082521344. Its totient is φ = 85692738560.
The previous prime is 225693465241. The next prime is 225693465287. The reversal of 225693465280 is 82564396522.
It is not an unprimeable number, because it can be changed into a prime (225693465287) 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, 847119 + ... + 1081201.
Almost surely, 2225693465280 is an apocalyptic number.
225693465280 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 225693465280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (282541260672).
225693465280 is an abundant number, since it is smaller than the sum of its proper divisors (339389056064).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
225693465280 is a wasteful number, since it uses less digits than its factorization.
225693465280 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 234254 (or 234244 counting only the distinct ones).
The product of its (nonzero) digits is 6220800, while the sum is 52.
The spelling of 225693465280 in words is "two hundred twenty-five billion, six hundred ninety-three million, four hundred sixty-five thousand, two hundred eighty".
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