Search a number
-
+
25349212041 = 326931411663
BaseRepresentation
bin10111100110111011…
…100100011110001001
32102102122000101200020
4113212323210132021
5403403344241131
615351213331053
71555114514166
oct274673443611
972378011606
1025349212041
11a828a7321a
124ab5496a89
13250c9a4b6a
1413268cb06d
159d56a2996
hex5e6ee4789

25349212041 has 8 divisors (see below), whose sum is σ = 33924597120. Its totient is φ = 16836650832.

The previous prime is 25349212003. The next prime is 25349212061. The reversal of 25349212041 is 14021294352.

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

It is not a de Polignac number, because 25349212041 - 26 = 25349211977 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 25349211993 and 25349212011.

It is not an unprimeable number, because it can be changed into a prime (25349212061) 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, 15705025 + ... + 15706638.

It is an arithmetic number, because the mean of its divisors is an integer number (4240574640).

Almost surely, 225349212041 is an apocalyptic number.

It is an amenable number.

25349212041 is a deficient number, since it is larger than the sum of its proper divisors (8575385079).

25349212041 is a wasteful number, since it uses less digits than its factorization.

25349212041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31411935.

The product of its (nonzero) digits is 17280, while the sum is 33.

The spelling of 25349212041 in words is "twenty-five billion, three hundred forty-nine million, two hundred twelve thousand, forty-one".

Divisors: 1 3 269 807 31411663 94234989 8449737347 25349212041