Base | Representation |
---|---|
bin | 10111010010110110… |
… | …100001010101001110 |
3 | 2101120011010201210101 |
4 | 113102312201111032 |
5 | 402211130003032 |
6 | 15253541201314 |
7 | 1543554263062 |
oct | 272266412516 |
9 | 71504121711 |
10 | 25012344142 |
11 | a6758a83a5 |
12 | 4a2070023a |
13 | 2487c69046 |
14 | 12d3c7baa2 |
15 | 9b5d0ede7 |
hex | 5d2da154e |
25012344142 has 8 divisors (see below), whose sum is σ = 37522573632. Its totient is φ = 12504819600.
The previous prime is 25012344139. The next prime is 25012344163. The reversal of 25012344142 is 24144321052.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-3 number, since 3×250123441423 (a number of 32 digits) contains 333 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 25012344142.
It is a congruent number.
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, 652959 + ... + 690202.
It is an arithmetic number, because the mean of its divisors is an integer number (4690321704).
Almost surely, 225012344142 is an apocalyptic number.
25012344142 is a deficient number, since it is larger than the sum of its proper divisors (12510229490).
25012344142 is a wasteful number, since it uses less digits than its factorization.
25012344142 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1352474.
The product of its (nonzero) digits is 7680, while the sum is 28.
Adding to 25012344142 its reverse (24144321052), we get a palindrome (49156665194).
The spelling of 25012344142 in words is "twenty-five billion, twelve million, three hundred forty-four thousand, one hundred forty-two".
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