Search a number
-
+
25350102060 = 2235422501701
BaseRepresentation
bin10111100110111110…
…111101110000101100
32102102200200121112220
4113212332331300230
5403404111231220
615351244355340
71555125212043
oct274676756054
972380617486
1025350102060
11a829520978
124ab5845b50
13250cc26cba
141326a7d55a
159d57cb540
hex5e6fbdc2c

25350102060 has 24 divisors (see below), whose sum is σ = 70980285936. Its totient is φ = 6760027200.

The previous prime is 25350102059. The next prime is 25350102067. The reversal of 25350102060 is 6020105352.

It is a self number, because there is not a number n which added to its sum of digits gives 25350102060.

It is not an unprimeable number, because it can be changed into a prime (25350102067) 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, 211250791 + ... + 211250910.

It is an arithmetic number, because the mean of its divisors is an integer number (2957511914).

Almost surely, 225350102060 is an apocalyptic number.

25350102060 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

25350102060 is an abundant number, since it is smaller than the sum of its proper divisors (45630183876).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25350102060 is a wasteful number, since it uses less digits than its factorization.

25350102060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 422501713 (or 422501711 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 24.

The spelling of 25350102060 in words is "twenty-five billion, three hundred fifty million, one hundred two thousand, sixty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 422501701 845003402 1267505103 1690006804 2112508505 2535010206 4225017010 5070020412 6337525515 8450034020 12675051030 25350102060