Base | Representation |
---|---|
bin | 110000001001101010… |
… | …0010011000001110111 |
3 | 100212220100120001100010 |
4 | 1200103110103001313 |
5 | 3143232221144111 |
6 | 115300335351303 |
7 | 10320300400530 |
oct | 1402324230167 |
9 | 325810501303 |
10 | 103403303031 |
11 | 3a942518036 |
12 | 18059682533 |
13 | 999b920b12 |
14 | 500d04b687 |
15 | 2a52de5aa6 |
hex | 1813513077 |
103403303031 has 16 divisors (see below), whose sum is σ = 163000281600. Its totient is φ = 57050097888.
The previous prime is 103403303023. The next prime is 103403303039. The reversal of 103403303031 is 130303304301.
It is an interprime number because it is at equal distance from previous prime (103403303023) and next prime (103403303039).
It is not a de Polignac number, because 103403303031 - 23 = 103403303023 is a prime.
It is a super-2 number, since 2×1034033030312 (a number of 23 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a junction number, because it is equal to n+sod(n) for n = 103403302989 and 103403303007.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (103403303039) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 84895371 + ... + 84896588.
It is an arithmetic number, because the mean of its divisors is an integer number (10187517600).
Almost surely, 2103403303031 is an apocalyptic number.
103403303031 is a deficient number, since it is larger than the sum of its proper divisors (59596978569).
103403303031 is a wasteful number, since it uses less digits than its factorization.
103403303031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 169791998.
The product of its (nonzero) digits is 972, while the sum is 21.
Adding to 103403303031 its reverse (130303304301), we get a palindrome (233706607332).
The spelling of 103403303031 in words is "one hundred three billion, four hundred three million, three hundred three thousand, thirty-one".
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