Base | Representation |
---|---|
bin | 11001010101110… |
… | …101110010100000 |
3 | 1002122000011001001 |
4 | 121111311302200 |
5 | 1332314440434 |
6 | 110104321344 |
7 | 13351523056 |
oct | 3125656240 |
9 | 1078004031 |
10 | 425155744 |
11 | 1a8a97892 |
12 | ba473254 |
13 | 6a10b660 |
14 | 406721d6 |
15 | 274d2114 |
hex | 19575ca0 |
425155744 has 48 divisors (see below), whose sum is σ = 905651712. Its totient is φ = 195303168.
The previous prime is 425155733. The next prime is 425155777. The reversal of 425155744 is 447551524.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 90477 + ... + 95059.
It is an arithmetic number, because the mean of its divisors is an integer number (18867744).
Almost surely, 2425155744 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 425155744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (452825856).
425155744 is an abundant number, since it is smaller than the sum of its proper divisors (480495968).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
425155744 is a wasteful number, since it uses less digits than its factorization.
425155744 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4829 (or 4821 counting only the distinct ones).
The product of its digits is 112000, while the sum is 37.
The square root of 425155744 is about 20619.3051289320. The cubic root of 425155744 is about 751.9391266554.
It can be divided in two parts, 4251 and 55744, that added together give a palindrome (59995).
The spelling of 425155744 in words is "four hundred twenty-five million, one hundred fifty-five thousand, seven hundred forty-four".
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