Base | Representation |
---|---|
bin | 10111100001000100… |
… | …111010111101000010 |
3 | 2102011210012201021001 |
4 | 113201010322331002 |
5 | 403203224001010 |
6 | 15333344322214 |
7 | 1552512650116 |
oct | 274104727502 |
9 | 72153181231 |
10 | 25251000130 |
11 | a788593154 |
12 | 4a8861336a |
13 | 24c55391c5 |
14 | 1317843746 |
15 | 9cbc52c3a |
hex | 5e113af42 |
25251000130 has 8 divisors (see below), whose sum is σ = 45451800252. Its totient is φ = 10100400048.
The previous prime is 25251000113. The next prime is 25251000149. The reversal of 25251000130 is 3100015252.
It can be written as a sum of positive squares in 2 ways, for example, as 23547209401 + 1703790729 = 153451^2 + 41277^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×252510001302 (a number of 22 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 25251000098 and 25251000107.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1262549997 + ... + 1262550016.
Almost surely, 225251000130 is an apocalyptic number.
25251000130 is a deficient number, since it is larger than the sum of its proper divisors (20200800122).
25251000130 is a wasteful number, since it uses less digits than its factorization.
25251000130 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2525100020.
The product of its (nonzero) digits is 300, while the sum is 19.
Adding to 25251000130 its reverse (3100015252), we get a palindrome (28351015382).
The spelling of 25251000130 in words is "twenty-five billion, two hundred fifty-one million, one hundred thirty", and thus it is an aban number.
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