Base | Representation |
---|---|
bin | 10111111010000… |
… | …110101100001101 |
3 | 1000221202101100200 |
4 | 113322012230031 |
5 | 1310140421400 |
6 | 103445044113 |
7 | 12640234164 |
oct | 2772065415 |
9 | 1027671320 |
10 | 401107725 |
11 | 196462197 |
12 | b23b6639 |
13 | 6513b865 |
14 | 3b3b23db |
15 | 25331b00 |
hex | 17e86b0d |
401107725 has 36 divisors (see below), whose sum is σ = 721531200. Its totient is φ = 213000480.
The previous prime is 401107723. The next prime is 401107739. The reversal of 401107725 is 527701104.
It is not a de Polignac number, because 401107725 - 21 = 401107723 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (401107723) by changing a digit.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 50046 + ... + 57504.
Almost surely, 2401107725 is an apocalyptic number.
401107725 is a gapful number since it is divisible by the number (45) formed by its first and last digit.
It is an amenable number.
401107725 is a deficient number, since it is larger than the sum of its proper divisors (320423475).
401107725 is a wasteful number, since it uses less digits than its factorization.
401107725 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7714 (or 7706 counting only the distinct ones).
The product of its (nonzero) digits is 1960, while the sum is 27.
The square root of 401107725 is about 20027.6739787725. The cubic root of 401107725 is about 737.4858218092.
Adding to 401107725 its reverse (527701104), we get a palindrome (928808829).
The spelling of 401107725 in words is "four hundred one million, one hundred seven thousand, seven hundred twenty-five".
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