Base | Representation |
---|---|
bin | 1100000010110… |
… | …01111000000000 |
3 | 21001002221001121 |
4 | 12001121320000 |
5 | 201331001144 |
6 | 14005242024 |
7 | 2334516154 |
oct | 601317000 |
9 | 231087047 |
10 | 101031424 |
11 | 5203644a |
12 | 29a03314 |
13 | 17c15110 |
14 | d5bd064 |
15 | 8d0a384 |
hex | 6059e00 |
101031424 has 80 divisors (see below), whose sum is σ = 223079472. Its totient is φ = 45416448.
The previous prime is 101031419. The next prime is 101031451. The reversal of 101031424 is 424130101.
It is a Harshad number since it is a multiple of its sum of digits (16).
It is a junction number, because it is equal to n+sod(n) for n = 101031398 and 101031407.
It is a congruent number.
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, 286032 + ... + 286384.
Almost surely, 2101031424 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 101031424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (111539736).
101031424 is an abundant number, since it is smaller than the sum of its proper divisors (122048048).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
101031424 is an equidigital number, since it uses as much as digits as its factorization.
101031424 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 427 (or 411 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 16.
The square root of 101031424 is about 10051.4389019682. The cubic root of 101031424 is about 465.7492434181.
Adding to 101031424 its reverse (424130101), we get a palindrome (525161525).
The spelling of 101031424 in words is "one hundred one million, thirty-one thousand, four hundred twenty-four".
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