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25030361 = 311495419
BaseRepresentation
bin101111101111…
…0111011011001
31202002200012102
41133132323121
522401432421
62252253145
7422516546
oct137367331
952080172
1025030361
1113146754
1284711b5
135254c85
143477bcd
1522e660b
hex17deed9

25030361 has 8 divisors (see below), whose sum is σ = 26016000. Its totient is φ = 24055920.

The previous prime is 25030351. The next prime is 25030483. The reversal of 25030361 is 16303052.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-25030361 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is a plaindrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (25030321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1910 + ... + 7328.

It is an arithmetic number, because the mean of its divisors is an integer number (3252000).

Almost surely, 225030361 is an apocalyptic number.

It is an amenable number.

25030361 is a deficient number, since it is larger than the sum of its proper divisors (985639).

25030361 is a wasteful number, since it uses less digits than its factorization.

25030361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5599.

The product of its (nonzero) digits is 540, while the sum is 20.

The square root of 25030361 is about 5003.0351787690. The cubic root of 25030361 is about 292.5200940733.

The spelling of 25030361 in words is "twenty-five million, thirty thousand, three hundred sixty-one".

Divisors: 1 31 149 4619 5419 167989 807431 25030361