Base | Representation |
---|---|
bin | 1111001000110001010… |
… | …00110101100010000001 |
3 | 1211201110222012002202220 |
4 | 13210120220311202001 |
5 | 32010133211313100 |
6 | 1034533242201253 |
7 | 52401446315406 |
oct | 7443050654201 |
9 | 1751428162686 |
10 | 520104401025 |
11 | 190636414560 |
12 | 84971ab3229 |
13 | 3a07934a461 |
14 | 1b25d3242ad |
15 | d7e0b22aa0 |
hex | 7918a35881 |
520104401025 has 96 divisors (see below), whose sum is σ = 948393584640. Its totient is φ = 249404640000.
The previous prime is 520104401023. The next prime is 520104401039.
520104401025 is nontrivially palindromic in base 10.
It is not a de Polignac number, because 520104401025 - 21 = 520104401023 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 520104400986 and 520104401004.
It is not an unprimeable number, because it can be changed into a prime (520104401023) by changing a digit.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 91904646 + ... + 91910304.
It is an arithmetic number, because the mean of its divisors is an integer number (9879099840).
Almost surely, 2520104401025 is an apocalyptic number.
520104401025 is a gapful number since it is divisible by the number (55) formed by its first and last digit.
It is an amenable number.
520104401025 is a deficient number, since it is larger than the sum of its proper divisors (428289183615).
520104401025 is a wasteful number, since it uses less digits than its factorization.
520104401025 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6887 (or 6882 counting only the distinct ones).
The product of its (nonzero) digits is 1600, while the sum is 24.
It can be divided in two parts, 520104 and 401025, that added together give a palindrome (921129).
The spelling of 520104401025 in words is "five hundred twenty billion, one hundred four million, four hundred one thousand, twenty-five".
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