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25061313 = 331126861
BaseRepresentation
bin101111110011…
…0011111000001
31202011020122210
41133212133001
522403430223
62253052333
7423006024
oct137463701
952136583
1025061313
1113167a32
1284870a9
1352660a4
1434851bb
152300893
hex17e67c1

25061313 has 8 divisors (see below), whose sum is σ = 33523776. Its totient is φ = 16653200.

The previous prime is 25061287. The next prime is 25061327. The reversal of 25061313 is 31316052.

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

It is a cyclic number.

It is not a de Polignac number, because 25061313 - 210 = 25060289 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 25061313.

It is not an unprimeable number, because it can be changed into a prime (25060313) 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, 12498 + ... + 14363.

It is an arithmetic number, because the mean of its divisors is an integer number (4190472).

Almost surely, 225061313 is an apocalyptic number.

It is an amenable number.

25061313 is a deficient number, since it is larger than the sum of its proper divisors (8462463).

25061313 is a wasteful number, since it uses less digits than its factorization.

25061313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27175.

The product of its (nonzero) digits is 540, while the sum is 21.

The square root of 25061313 is about 5006.1275453188. The cubic root of 25061313 is about 292.6406190694.

Adding to 25061313 its reverse (31316052), we get a palindrome (56377365).

The spelling of 25061313 in words is "twenty-five million, sixty-one thousand, three hundred thirteen".

Divisors: 1 3 311 933 26861 80583 8353771 25061313