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25112150214140 = 22511125899067133
BaseRepresentation
bin1011011010110111000001…
…10010110000010111111100
310021220200211220222210201202
411231123200302300113330
511242414140423323030
6125224210150555032
75201202330620303
oct555334062602774
9107820756883652
1025112150214140
11800200413a390
122996aa0368a78
1311020b1194752
1462b6125c543a
152d8358335745
hex16d6e0cb05fc

25112150214140 has 48 divisors (see below), whose sum is σ = 57534229398240. Its totient is φ = 9130964609280.

The previous prime is 25112150214133. The next prime is 25112150214167. The reversal of 25112150214140 is 4141205121152.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1763987 + ... + 7303146.

It is an arithmetic number, because the mean of its divisors is an integer number (1198629779130).

Almost surely, 225112150214140 is an apocalyptic number.

25112150214140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

25112150214140 is an abundant number, since it is smaller than the sum of its proper divisors (32422079184100).

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

25112150214140 is a wasteful number, since it uses less digits than its factorization.

25112150214140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9079742 (or 9079740 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 29.

Adding to 25112150214140 its reverse (4141205121152), we get a palindrome (29253355335292).

The spelling of 25112150214140 in words is "twenty-five trillion, one hundred twelve billion, one hundred fifty million, two hundred fourteen thousand, one hundred forty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 220 12589 25178 50356 62945 125890 138479 251780 276958 553916 692395 1384790 2769580 9067133 18134266 36268532 45335665 90671330 99738463 181342660 199476926 398953852 498692315 997384630 1994769260 114146137337 228292274674 456584549348 570730686685 1141461373370 1255607510707 2282922746740 2511215021414 5022430042828 6278037553535 12556075107070 25112150214140