Base | Representation |
---|---|
bin | 1100000010110… |
… | …01111000000001 |
3 | 21001002221001122 |
4 | 12001121320001 |
5 | 201331001200 |
6 | 14005242025 |
7 | 2334516155 |
oct | 601317001 |
9 | 231087048 |
10 | 101031425 |
11 | 52036450 |
12 | 29a03315 |
13 | 17c15111 |
14 | d5bd065 |
15 | 8d0a385 |
hex | 6059e01 |
101031425 has 24 divisors (see below), whose sum is σ = 144713952. Its totient is φ = 69152000.
The previous prime is 101031419. The next prime is 101031451. The reversal of 101031425 is 524130101.
It is not a de Polignac number, because 101031425 - 218 = 100769281 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (17).
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6131 + ... + 15480.
It is an arithmetic number, because the mean of its divisors is an integer number (6029748).
Almost surely, 2101031425 is an apocalyptic number.
It is an amenable number.
101031425 is a deficient number, since it is larger than the sum of its proper divisors (43682527).
101031425 is a wasteful number, since it uses less digits than its factorization.
101031425 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21649 (or 21644 counting only the distinct ones).
The product of its (nonzero) digits is 120, while the sum is 17.
The square root of 101031425 is about 10051.4389517123. The cubic root of 101031425 is about 465.7492449548.
Adding to 101031425 its reverse (524130101), we get a palindrome (625161526).
The spelling of 101031425 in words is "one hundred one million, thirty-one thousand, four hundred twenty-five".
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