Base | Representation |
---|---|
bin | 110000011011… |
… | …0011111101110 |
3 | 1202202220012202 |
4 | 1200312133232 |
5 | 22444422123 |
6 | 2304101502 |
7 | 425542343 |
oct | 140663756 |
9 | 52686182 |
10 | 25389038 |
11 | 13371184 |
12 | 8604892 |
13 | 534c2cc |
14 | 352c7ca |
15 | 2367a28 |
hex | 18367ee |
25389038 has 8 divisors (see below), whose sum is σ = 38113632. Its totient is φ = 12684496.
The previous prime is 25389037. The next prime is 25389061. The reversal of 25389038 is 83098352.
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 = 25388992 and 25389010.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (25389037) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1295 + ... + 7242.
It is an arithmetic number, because the mean of its divisors is an integer number (4764204).
Almost surely, 225389038 is an apocalyptic number.
25389038 is a deficient number, since it is larger than the sum of its proper divisors (12724594).
25389038 is a wasteful number, since it uses less digits than its factorization.
25389038 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10026.
The product of its (nonzero) digits is 51840, while the sum is 38.
The square root of 25389038 is about 5038.7536157268. The cubic root of 25389038 is about 293.9107122385.
The spelling of 25389038 in words is "twenty-five million, three hundred eighty-nine thousand, thirty-eight".
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