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2072350225 = 52118390793
BaseRepresentation
bin111101110000101…
…1000111000010001
312100102111022002001
41323201120320101
513221010201400
6541345354001
7102232454251
oct17341307021
95312438061
102072350225
11973873440
1249a038901
1327045984a
1415932d961
15c1e04a6a
hex7b858e11

2072350225 has 24 divisors (see below), whose sum is σ = 2837130912. Its totient is φ = 1488988800.

The previous prime is 2072350223. The next prime is 2072350243. The reversal of 2072350225 is 5220532702.

It is not a de Polignac number, because 2072350225 - 21 = 2072350223 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2072350193 and 2072350202.

It is not an unprimeable number, because it can be changed into a prime (2072350223) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22572 + ... + 68221.

It is an arithmetic number, because the mean of its divisors is an integer number (118213788).

Almost surely, 22072350225 is an apocalyptic number.

2072350225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2072350225 is a deficient number, since it is larger than the sum of its proper divisors (764780687).

2072350225 is a wasteful number, since it uses less digits than its factorization.

2072350225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90897 (or 90892 counting only the distinct ones).

The product of its (nonzero) digits is 8400, while the sum is 28.

The square root of 2072350225 is about 45523.0735451815. The cubic root of 2072350225 is about 1274.9340424678.

Adding to 2072350225 its reverse (5220532702), we get a palindrome (7292882927).

The spelling of 2072350225 in words is "two billion, seventy-two million, three hundred fifty thousand, two hundred twenty-five".

Divisors: 1 5 11 25 55 83 275 415 913 2075 4565 22825 90793 453965 998723 2269825 4993615 7535819 24968075 37679095 82894009 188395475 414470045 2072350225