Base | Representation |
---|---|
bin | 1100010001111… |
… | …11011001100011 |
3 | 21011211222001102 |
4 | 12020333121203 |
5 | 202333121011 |
6 | 14120025015 |
7 | 2360441144 |
oct | 610773143 |
9 | 234758042 |
10 | 103020131 |
11 | 53174605 |
12 | 2a60216b |
13 | 18460376 |
14 | d979acb |
15 | 909e73b |
hex | 623f663 |
103020131 has 8 divisors (see below), whose sum is σ = 105664944. Its totient is φ = 100386720.
The previous prime is 103020107. The next prime is 103020149. The reversal of 103020131 is 131020301.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 103020131 - 26 = 103020067 is a prime.
It is a super-2 number, since 2×1030201312 = 21226294782514322, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (103022131) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17225 + ... + 22421.
It is an arithmetic number, because the mean of its divisors is an integer number (13208118).
Almost surely, 2103020131 is an apocalyptic number.
103020131 is a deficient number, since it is larger than the sum of its proper divisors (2644813).
103020131 is an equidigital number, since it uses as much as digits as its factorization.
103020131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5701.
The product of its (nonzero) digits is 18, while the sum is 11.
The square root of 103020131 is about 10149.8832998217. The cubic root of 103020131 is about 468.7853516212.
Adding to 103020131 its reverse (131020301), we get a palindrome (234040432).
The spelling of 103020131 in words is "one hundred three million, twenty thousand, one hundred thirty-one".
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