Base | Representation |
---|---|
bin | 110000011001… |
… | …0110100101010 |
3 | 1202202010120120 |
4 | 1200302310222 |
5 | 22443431434 |
6 | 2303504110 |
7 | 425450442 |
oct | 140626452 |
9 | 52663516 |
10 | 25373994 |
11 | 13360948 |
12 | 85b8036 |
13 | 53454c9 |
14 | 3527122 |
15 | 2363349 |
hex | 1832d2a |
25373994 has 16 divisors (see below), whose sum is σ = 51007968. Its totient is φ = 8414672.
The previous prime is 25373983. The next prime is 25374007. The reversal of 25373994 is 49937352.
It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Curzon number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9552 + ... + 11915.
It is an arithmetic number, because the mean of its divisors is an integer number (3187998).
Almost surely, 225373994 is an apocalyptic number.
25373994 is an abundant number, since it is smaller than the sum of its proper divisors (25633974).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
25373994 is a wasteful number, since it uses less digits than its factorization.
25373994 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21669.
The product of its digits is 204120, while the sum is 42.
The square root of 25373994 is about 5037.2605650294. The cubic root of 25373994 is about 293.8526495638.
It can be divided in two parts, 253 and 73994, that added together give a palindrome (74247).
The spelling of 25373994 in words is "twenty-five million, three hundred seventy-three thousand, nine hundred ninety-four".
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