Search a number
-
+
25025241332 = 22713673310211
BaseRepresentation
bin10111010011100111…
…101110000011110100
32101121001101222102002
4113103213232003310
5402222430210312
615255121434432
71544102020160
oct272347560364
971531358362
1025025241332
11a682107233
124a24a9ba18
13248a833510
1412d5877ca0
159b700b4c2
hex5d39ee0f4

25025241332 has 48 divisors (see below), whose sum is σ = 53913804672. Its totient is φ = 9897655680.

The previous prime is 25025241331. The next prime is 25025241337. The reversal of 25025241332 is 23314252052.

It is a super-2 number, since 2×250252413322 (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 25025241295 and 25025241304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25025241331) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2445707 + ... + 2455917.

It is an arithmetic number, because the mean of its divisors is an integer number (1123204264).

Almost surely, 225025241332 is an apocalyptic number.

It is an amenable number.

25025241332 is an abundant number, since it is smaller than the sum of its proper divisors (28888563340).

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

25025241332 is a wasteful number, since it uses less digits than its factorization.

25025241332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16968 (or 16966 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 29.

Adding to 25025241332 its reverse (23314252052), we get a palindrome (48339493384).

The spelling of 25025241332 in words is "twenty-five billion, twenty-five million, two hundred forty-one thousand, three hundred thirty-two".

Divisors: 1 2 4 7 13 14 26 28 52 91 182 364 6733 10211 13466 20422 26932 40844 47131 71477 87529 94262 132743 142954 175058 188524 265486 285908 350116 530972 612703 929201 1225406 1858402 2450812 3716804 68750663 137501326 275002652 481254641 893758619 962509282 1787517238 1925018564 3575034476 6256310333 12512620666 25025241332