Base | Representation |
---|---|
bin | 11010110100101… |
… | …10110000110100 |
3 | 120200101211111222 |
4 | 31122112300310 |
5 | 430100402123 |
6 | 34154445512 |
7 | 5401401650 |
oct | 1532266064 |
9 | 520354458 |
10 | 225012788 |
11 | 106017490 |
12 | 63433898 |
13 | 37804280 |
14 | 21c53a60 |
15 | 14b4a6c8 |
hex | d696c34 |
225012788 has 48 divisors (see below), whose sum is σ = 528710784. Its totient is φ = 80922240.
The previous prime is 225012727. The next prime is 225012793. The reversal of 225012788 is 887210522.
225012788 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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, 24095 + ... + 32102.
It is an arithmetic number, because the mean of its divisors is an integer number (11014808).
Almost surely, 2225012788 is an apocalyptic number.
225012788 is a gapful number since it is divisible by the number (28) formed by its first and last digit.
It is an amenable number.
225012788 is an abundant number, since it is smaller than the sum of its proper divisors (303697996).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
225012788 is a wasteful number, since it uses less digits than its factorization.
225012788 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 56232 (or 56230 counting only the distinct ones).
The product of its (nonzero) digits is 17920, while the sum is 35.
The square root of 225012788 is about 15000.4262606101. The cubic root of 225012788 is about 608.2317221834.
The spelling of 225012788 in words is "two hundred twenty-five million, twelve thousand, seven hundred eighty-eight".
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