Base | Representation |
---|---|
bin | 10111010010001100… |
… | …001101010111101010 |
3 | 2101112101021012200112 |
4 | 113102030031113222 |
5 | 402200310033310 |
6 | 15252503334322 |
7 | 1543361065325 |
oct | 272214152752 |
9 | 71471235615 |
10 | 25001252330 |
11 | a66a611a0a |
12 | 4a18a513a2 |
13 | 2485884542 |
14 | 12d25d17bc |
15 | 9b4d6d705 |
hex | 5d230d5ea |
25001252330 has 8 divisors (see below), whose sum is σ = 45002254212. Its totient is φ = 10000500928.
The previous prime is 25001252329. The next prime is 25001252347. The reversal of 25001252330 is 3325210052.
It can be written as a sum of positive squares in 2 ways, for example, as 24438756241 + 562496089 = 156329^2 + 23717^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 25001252296 and 25001252305.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1250062607 + ... + 1250062626.
Almost surely, 225001252330 is an apocalyptic number.
25001252330 is a deficient number, since it is larger than the sum of its proper divisors (20001001882).
25001252330 is a wasteful number, since it uses less digits than its factorization.
25001252330 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2500125240.
The product of its (nonzero) digits is 1800, while the sum is 23.
Adding to 25001252330 its reverse (3325210052), we get a palindrome (28326462382).
The spelling of 25001252330 in words is "twenty-five billion, one million, two hundred fifty-two thousand, three hundred thirty".
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